diff --git a/client/src/pages/learn/data-visualization/d3-dashboard/index.md b/client/src/pages/learn/data-visualization/d3-dashboard/index.md
index 0ceb538921..ae35addace 100644
--- a/client/src/pages/learn/data-visualization/d3-dashboard/index.md
+++ b/client/src/pages/learn/data-visualization/d3-dashboard/index.md
@@ -1,8 +1,8 @@
 ---
-title: Introduction to the D3 Dashboard Project Challenges
-block: D3 Dashboard Project
+title: Introduction to the D3 Dashboard
+block: D3 Dashboard
 superBlock: Data Visualization
 ---
-## Introduction to the D3 Dashboard Project Challenges
+## Introduction to the D3 Dashboard
 
-<dfn>D3 Dashboard Project</dfn> Placeholder Introduction.
+<dfn>D3 Dashboard</dfn> Placeholder Introduction.
diff --git a/client/src/pages/learn/responsive-web-design/css-variables-skyline/index.md b/client/src/pages/learn/responsive-web-design/css-variables-skyline/index.md
index 2c0b5a60eb..f60e43b37f 100644
--- a/client/src/pages/learn/responsive-web-design/css-variables-skyline/index.md
+++ b/client/src/pages/learn/responsive-web-design/css-variables-skyline/index.md
@@ -1,8 +1,8 @@
 ---
-title: Introduction to the CSS Variables Skyline Challenges
+title: Introduction to the CSS Variables Skyline
 block: CSS Variables Skyline
 superBlock: Responsive Web Design
 ---
-## Introduction to the CSS Variables Skyline Challenges
+## Introduction to the CSS Variables Skyline
 
 <dfn>CSS Variables Skyline</dfn> Placeholder Introduction.
diff --git a/client/utils/challengeTypes.js b/client/utils/challengeTypes.js
index 3530e72394..8257bdb532 100644
--- a/client/utils/challengeTypes.js
+++ b/client/utils/challengeTypes.js
@@ -136,5 +136,5 @@ exports.helpCategory = {
   'basic-javascript-rpg-game': 'JavaScript',
   'functional-programming-spreadsheet': 'JavaScript',
   'intermediate-javascript-calorie-counter': 'JavaScript',
-  'd3-dashboard-project': 'JavaScript'
+  'd3-dashboard': 'JavaScript'
 };
diff --git a/curriculum/challenges/_meta/d3-dashboard/meta.json b/curriculum/challenges/_meta/d3-dashboard/meta.json
index f92c8e9ca2..483e911af3 100644
--- a/curriculum/challenges/_meta/d3-dashboard/meta.json
+++ b/curriculum/challenges/_meta/d3-dashboard/meta.json
@@ -1,5 +1,5 @@
 {
-  "name": "D3 Dashboard Project",
+  "name": "D3 Dashboard",
   "dashedName": "d3-dashboard",
   "order": 4,
   "time": "5 hours",
diff --git a/curriculum/challenges/_meta/functional-programming-spreadsheet/meta.json b/curriculum/challenges/_meta/functional-programming-spreadsheet/meta.json
index 64d24c2afb..6f4d19d0d6 100644
--- a/curriculum/challenges/_meta/functional-programming-spreadsheet/meta.json
+++ b/curriculum/challenges/_meta/functional-programming-spreadsheet/meta.json
@@ -371,7 +371,7 @@
     ],
     [
       "5d792537ea3eaf302bf2d359",
-      "Part 91"
+      "Part 091"
     ],
     [
       "5d792537533b1c7843bfd029",
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-1.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-1.md
index 545c18501c..57c0995313 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-1.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-1.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98c9
 title: Part 1
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-10.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-10.md
index 275c97ed4e..8458463063 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-10.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-10.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d2
 title: Part 10
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-100.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-100.md
index 7f02559fc1..3c6a3dc2f3 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-100.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-100.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e992c
 title: Part 100
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-101.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-101.md
index d89ab11f32..a21facf512 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-101.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-101.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e992d
 title: Part 101
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-102.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-102.md
index d609ff66d4..20ae907f02 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-102.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-102.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e992e
 title: Part 102
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-103.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-103.md
index d15241116c..750a5ec16a 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-103.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-103.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e992f
 title: Part 103
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-104.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-104.md
index f22a0e140c..3ac1d63fdc 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-104.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-104.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9930
 title: Part 104
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-106.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-106.md
index b632cf7eb0..9d0592d568 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-106.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-106.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9932
 title: Part 106
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-107.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-107.md
index 36916aee2b..25de59cc56 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-107.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-107.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9933
 title: Part 107
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-108.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-108.md
index bbde392c7d..f6ff8e66b7 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-108.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-108.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9915
 title: Part 108
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-109.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-109.md
index de402e49c6..c37b7816ee 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-109.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-109.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9934
 title: Part 109
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-11.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-11.md
index 679c9559cb..91472106a4 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-11.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-11.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d3
 title: Part 11
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-110.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-110.md
index 06bdf01348..23904018c2 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-110.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-110.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9935
 title: Part 110
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-111.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-111.md
index ffe4e1a381..13b11fff4c 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-111.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-111.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9931
 title: Part 111
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-112.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-112.md
index 763c2c721a..0e6e02468f 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-112.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-112.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9936
 title: Part 112
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-113.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-113.md
index 0824bb6b04..aa1d70639b 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-113.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-113.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9937
 title: Part 113
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-114.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-114.md
index 2024ccbcfe..c8ede68b60 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-114.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-114.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9938
 title: Part 114
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-115.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-115.md
index 3a6f1fcc15..0fc038f0dc 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-115.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-115.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9939
 title: Part 115
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-116.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-116.md
index bc8e3ea196..5984f40854 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-116.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-116.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e993a
 title: Part 116
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-117.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-117.md
index 2a64ae7748..f9c6867dfc 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-117.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-117.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e993b
 title: Part 117
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-118.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-118.md
index 211131f0c6..04c8dddb67 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-118.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-118.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e993c
 title: Part 118
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-119.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-119.md
index 077a6d3b80..6a4804016c 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-119.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-119.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e993d
 title: Part 119
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-12.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-12.md
index 88b7ed2176..499831a08c 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-12.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-12.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d4
 title: Part 12
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-120.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-120.md
index fdc21bce15..4f45b0343e 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-120.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-120.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e993e
 title: Part 120
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-13.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-13.md
index be4823fd2e..7f7c5b2a13 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-13.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-13.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d5
 title: Part 13
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-14.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-14.md
index 558bdae126..dce826a190 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-14.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-14.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d6
 title: Part 14
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-15.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-15.md
index 05755055d7..946ae92f77 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-15.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-15.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d7
 title: Part 15
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-16.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-16.md
index 15217595e7..899beeee91 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-16.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-16.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d8
 title: Part 16
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-17.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-17.md
index ee94e285ec..9cec3f3c8e 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-17.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-17.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d9
 title: Part 17
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-18.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-18.md
index 761602fe8d..a5b15a9af3 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-18.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-18.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98da
 title: Part 18
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-19.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-19.md
index 2a437aad34..e144287bd8 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-19.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-19.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98db
 title: Part 19
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-2.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-2.md
index 7b7b0c276b..f13e83fc16 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-2.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-2.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98ca
 title: Part 2
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-20.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-20.md
index 62e85646c8..260bfe3c60 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-20.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-20.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98dc
 title: Part 20
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-21.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-21.md
index 457e030f58..6c0710a983 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-21.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-21.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98dd
 title: Part 21
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-22.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-22.md
index 21a6d38cdf..5be35544c9 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-22.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-22.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98de
 title: Part 22
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-23.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-23.md
index 054af9c525..38c3775b44 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-23.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-23.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98df
 title: Part 23
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-24.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-24.md
index b348ac02d9..cb54b4327d 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-24.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-24.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e0
 title: Part 24
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-25.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-25.md
index 18b94992d9..0375820216 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-25.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-25.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e1
 title: Part 25
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-26.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-26.md
index 5ad20b95e5..42280fe530 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-26.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-26.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e2
 title: Part 26
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-27.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-27.md
index 1f0d6afba6..df9bf3d735 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-27.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-27.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e3
 title: Part 27
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-28.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-28.md
index 59c14cbc2a..7f29a1b693 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-28.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-28.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e4
 title: Part 28
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-29.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-29.md
index 9e8d485455..f5452a94cf 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-29.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-29.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e5
 title: Part 29
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-3.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-3.md
index d5ae1fdcd8..7e34d701e6 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-3.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-3.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98cb
 title: Part 3
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-30.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-30.md
index f4fd4c58d6..57e06943e7 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-30.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-30.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e6
 title: Part 30
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-31.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-31.md
index 8b3a3d166e..c7b222394f 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-31.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-31.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e7
 title: Part 31
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-32.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-32.md
index 7508f70e67..f2bceddc1f 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-32.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-32.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e8
 title: Part 32
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-33.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-33.md
index ac4666b98a..e8c752a112 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-33.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-33.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98e9
 title: Part 33
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-34.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-34.md
index 8d7c2f0e3a..aa4c877f52 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-34.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-34.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98ea
 title: Part 34
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-35.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-35.md
index 0f06db92aa..3266e78507 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-35.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-35.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98eb
 title: Part 35
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-36.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-36.md
index 740b2217cf..bc3f2cf39a 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-36.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-36.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98ec
 title: Part 36
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-37.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-37.md
index 9094087a19..e13d12af2e 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-37.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-37.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98ed
 title: Part 37
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-38.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-38.md
index 937308b06a..78b33d7624 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-38.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-38.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98ee
 title: Part 38
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-39.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-39.md
index 157320e2fe..544335af5f 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-39.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-39.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98ef
 title: Part 39
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-4.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-4.md
index d72049c222..b794984f58 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-4.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-4.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98cc
 title: Part 4
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-40.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-40.md
index 39442b99ec..521443c1e8 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-40.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-40.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f0
 title: Part 40
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-41.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-41.md
index bdc96bd1ba..df06c00fe9 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-41.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-41.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f1
 title: Part 41
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-42.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-42.md
index 28e32e99c6..f563549f3f 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-42.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-42.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f2
 title: Part 42
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-43.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-43.md
index 1d14771eb5..da0cbc79b4 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-43.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-43.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f3
 title: Part 43
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-44.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-44.md
index 7b2341ef5a..dfe1fb0da2 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-44.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-44.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f4
 title: Part 44
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-45.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-45.md
index 313de01fda..e43eedf03d 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-45.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-45.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f5
 title: Part 45
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-46.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-46.md
index d1eacf3050..91f035f6ba 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-46.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-46.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f6
 title: Part 46
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-47.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-47.md
index 2974cb33c8..07715676da 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-47.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-47.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f7
 title: Part 47
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-48.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-48.md
index ba1bed8f73..6af679189c 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-48.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-48.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f8
 title: Part 48
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-49.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-49.md
index 3beb559f3d..637245d90d 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-49.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-49.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98f9
 title: Part 49
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-5.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-5.md
index 373ea66782..d820a2e141 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-5.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-5.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98cd
 title: Part 5
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-50.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-50.md
index 6de8c4790f..199b9168fd 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-50.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-50.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98fa
 title: Part 50
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-51.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-51.md
index 3e0c4537ba..e30e7043be 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-51.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-51.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98fb
 title: Part 51
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-52.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-52.md
index d0f33af371..52005afaf3 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-52.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-52.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98fc
 title: Part 52
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-53.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-53.md
index 3809810a42..c5578c9988 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-53.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-53.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98fd
 title: Part 53
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-54.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-54.md
index b7ef1c7d66..5839eec418 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-54.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-54.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98fe
 title: Part 54
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-55.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-55.md
index 34be6095f4..8f92c3e551 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-55.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-55.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98ff
 title: Part 55
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-56.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-56.md
index 4aca876591..e9cd7b11fc 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-56.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-56.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9900
 title: Part 56
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-57.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-57.md
index 837a98c8e5..de6a6906f8 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-57.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-57.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9901
 title: Part 57
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-58.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-58.md
index e2062f57c3..a7ae74c3d4 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-58.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-58.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9902
 title: Part 58
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-59.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-59.md
index af0b5c086f..151cdd87f2 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-59.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-59.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9903
 title: Part 59
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-6.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-6.md
index d5263e96c9..297800581e 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-6.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-6.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98ce
 title: Part 6
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-60.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-60.md
index 8d5fd826fe..aa4d0ba464 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-60.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-60.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9904
 title: Part 60
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-61.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-61.md
index 29d5d3d3db..3bdbfe43b7 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-61.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-61.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9905
 title: Part 61
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-62.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-62.md
index e3825f7502..f506b6ec5a 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-62.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-62.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9906
 title: Part 62
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-63.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-63.md
index 684c0ec99f..a757aa5a3d 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-63.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-63.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9907
 title: Part 63
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-64.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-64.md
index 61563f9bba..031fff0a2b 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-64.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-64.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9908
 title: Part 64
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-65.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-65.md
index db96bd82fd..7f3e610780 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-65.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-65.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9909
 title: Part 65
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-66.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-66.md
index c24ad73418..f8fc40ddae 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-66.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-66.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e990a
 title: Part 66
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-67.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-67.md
index 9e3a250c3a..c088b4fad7 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-67.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-67.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e990b
 title: Part 67
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-68.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-68.md
index c689e9a514..f6ed1d077c 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-68.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-68.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e990c
 title: Part 68
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-69.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-69.md
index a4e8a17141..aa9d2c4140 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-69.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-69.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e990d
 title: Part 69
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-7.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-7.md
index 70ac0f40d4..e325daf2b8 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-7.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-7.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98cf
 title: Part 7
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-70.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-70.md
index 15b2a77d38..698d872ce0 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-70.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-70.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e990e
 title: Part 70
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-71.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-71.md
index 38a81ae490..07b12ad606 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-71.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-71.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e990f
 title: Part 71
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-72.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-72.md
index 323a8be7ec..c23bb7b511 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-72.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-72.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9910
 title: Part 72
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-73.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-73.md
index 26e86ed63d..79fd42be36 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-73.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-73.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9911
 title: Part 73
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-74.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-74.md
index f882cbd6a2..20030ac4e7 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-74.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-74.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9912
 title: Part 74
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-75.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-75.md
index c568646a99..4176e73b76 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-75.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-75.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9913
 title: Part 75
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-76.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-76.md
index 56615d5ede..7e80cc94d1 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-76.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-76.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9914
 title: Part 76
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-78.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-78.md
index 24a8fd7f74..ad091d8227 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-78.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-78.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9916
 title: Part 78
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-79.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-79.md
index 572b3c192c..a360323c6c 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-79.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-79.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9917
 title: Part 79
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-8.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-8.md
index 08a1998408..c2ef69512e 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-8.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-8.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d0
 title: Part 8
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-80.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-80.md
index 24211b8b0c..71c1c6246b 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-80.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-80.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9918
 title: Part 80
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-81.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-81.md
index d8771145e7..ac387dc0ed 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-81.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-81.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9919
 title: Part 81
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-82.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-82.md
index 0a9014e22d..1535ded3c1 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-82.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-82.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e991a
 title: Part 82
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-83.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-83.md
index 4c7172154d..c2ae945741 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-83.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-83.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e991b
 title: Part 83
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-84.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-84.md
index 1217082392..68ec6f39ad 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-84.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-84.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e991c
 title: Part 84
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-85.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-85.md
index d751ffd27a..de3a299cd3 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-85.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-85.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e991d
 title: Part 85
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-86.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-86.md
index ef7d624cc4..a060c5cf57 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-86.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-86.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e991e
 title: Part 86
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-87.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-87.md
index b13de7a586..dfb1cf8237 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-87.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-87.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e991f
 title: Part 87
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-88.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-88.md
index 46d0fc7fb4..182a63dd11 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-88.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-88.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9920
 title: Part 88
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-89.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-89.md
index 395fcf26e5..feebd99a15 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-89.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-89.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9921
 title: Part 89
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-9.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-9.md
index 4274a54382..d55321a3d7 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-9.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-9.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e98d1
 title: Part 9
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-90.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-90.md
index 121b6eca9f..d64ed2b1ac 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-90.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-90.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9922
 title: Part 90
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-91.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-91.md
index 4b84ef15dd..218d553bef 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-91.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-91.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9923
 title: Part 91
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-92.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-92.md
index 8c13498c95..561213fd65 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-92.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-92.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9924
 title: Part 92
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-93.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-93.md
index 1f586cf53f..692980884b 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-93.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-93.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9925
 title: Part 93
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-94.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-94.md
index d23e7390cd..ef0e787d1e 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-94.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-94.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9926
 title: Part 94
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-95.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-95.md
index 2bd02ce1d4..95a5ea2e66 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-95.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-95.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9927
 title: Part 95
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-96.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-96.md
index 8643a28054..77c8f0c439 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-96.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-96.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9928
 title: Part 96
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-97.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-97.md
index bfe008963d..815e900a07 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-97.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-97.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e9929
 title: Part 97
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-98.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-98.md
index 39b4c53bfa..df8dcb22a6 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-98.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-98.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e992a
 title: Part 98
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-99.md b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-99.md
index ae0f2590ce..242712f4c1 100644
--- a/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-99.md
+++ b/curriculum/challenges/english/01-responsive-web-design/css-variables-skyline/part-99.md
@@ -2,7 +2,7 @@
 id: 5d822fd413a79914d39e992b
 title: Part 99
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-01.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-01.md
index 097e86dce1..4d5caa4178 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-01.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-01.md
@@ -2,7 +2,7 @@
 id: 5d5a813321b9e3db6c106a46
 title: Part 01
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-02.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-02.md
index e9b5f2df18..4eacb0eeaa 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-02.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-02.md
@@ -2,7 +2,7 @@
 id: 5d5a8dd907f328a948d398ce
 title: Part 02
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-03.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-03.md
index 1b50a6b076..759f64f677 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-03.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-03.md
@@ -2,7 +2,7 @@
 id: 5d5a8f1c07f328a948d398cf
 title: Part 03
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-04.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-04.md
index 4822ef5bd9..c7c951e6b1 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-04.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-04.md
@@ -2,7 +2,7 @@
 id: 5d5a903507f328a948d398d0
 title: Part 04
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-05.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-05.md
index 07c0775bb6..c0de28dbe8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-05.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-05.md
@@ -2,7 +2,7 @@
 id: 5d5aaa5807f328a948d398d1
 title: Part 05
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-06.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-06.md
index b1aaac1666..cfb8e1a5d8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-06.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-06.md
@@ -2,7 +2,7 @@
 id: 5d5aab5d07f328a948d398d2
 title: Part 06
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-07.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-07.md
index e9b52aea99..b2fa30268d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-07.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-07.md
@@ -2,7 +2,7 @@
 id: 5d5aac9c07f328a948d398d3
 title: Part 07
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-08.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-08.md
index 71971a3c67..aa2818c62e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-08.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-08.md
@@ -2,7 +2,7 @@
 id: 5d5aad2307f328a948d398d4
 title: Part 08
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-09.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-09.md
index 4feaa24aa5..bafd2648c6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-09.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-09.md
@@ -2,7 +2,7 @@
 id: 5d5aae1207f328a948d398d5
 title: Part 09
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-10.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-10.md
index dabdf01228..2f83ed8cb5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-10.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-10.md
@@ -2,7 +2,7 @@
 id: 5d5ab57f07f328a948d398d6
 title: Part 10
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-100.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-100.md
index 45c5b016fb..ddc379fded 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-100.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-100.md
@@ -2,7 +2,7 @@
 id: 5d7dfb908360d21c6826a9b5
 title: Part 100
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-101.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-101.md
index 8024887c62..73b7337ff2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-101.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-101.md
@@ -2,7 +2,7 @@
 id: 5d7e02c88360d21c6826a9b7
 title: Part 101
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-102.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-102.md
index 410151eec7..8744eb01dd 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-102.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-102.md
@@ -2,7 +2,7 @@
 id: 5d7e06728360d21c6826a9b8
 title: Part 102
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-103.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-103.md
index a7e86b573e..4f28fae711 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-103.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-103.md
@@ -2,7 +2,7 @@
 id: 5d7e077e8360d21c6826a9b9
 title: Part 103
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-104.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-104.md
index 143e03ac80..ce936a10e6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-104.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-104.md
@@ -2,7 +2,7 @@
 id: 5d7e13798360d21c6826a9bb
 title: Part 104
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-105.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-105.md
index d90e71f021..936174edd0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-105.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-105.md
@@ -2,7 +2,7 @@
 id: 5d7f3b6c7c4263f469c36b17
 title: Part 105
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-106.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-106.md
index 57d2374f9f..6a817855e3 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-106.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-106.md
@@ -2,7 +2,7 @@
 id: 5d7f405c7c4263f469c36b18
 title: Part 106
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-107.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-107.md
index 549925dc33..6873ff899a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-107.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-107.md
@@ -2,7 +2,7 @@
 id: 5d7f410b7c4263f469c36b19
 title: Part 107
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-108.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-108.md
index 1df8e99799..37d2a33f79 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-108.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-108.md
@@ -2,7 +2,7 @@
 id: 5d7f41fa7c4263f469c36b1a
 title: Part 108
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-109.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-109.md
index 0b5b2701ae..dc479ce766 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-109.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-109.md
@@ -2,7 +2,7 @@
 id: 5d7f43947c4263f469c36b1b
 title: Part 109
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-11.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-11.md
index 02699639eb..e906979763 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-11.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-11.md
@@ -2,7 +2,7 @@
 id: 5d5b66ce07f328a948d398d7
 title: Part 11
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-110.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-110.md
index b411ba32e8..44387923cb 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-110.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-110.md
@@ -2,7 +2,7 @@
 id: 5d7f44ac7c4263f469c36b1c
 title: Part 110
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-111.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-111.md
index f6eef5c688..9cc6f007f4 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-111.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-111.md
@@ -2,7 +2,7 @@
 id: 5d7f459421b11cdaa3f6b15f
 title: Part 111
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-112.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-112.md
index 0425ae02b4..caeb570bc5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-112.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-112.md
@@ -2,7 +2,7 @@
 id: 5d7f4d9421b11cdaa3f6b160
 title: Part 112
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-113.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-113.md
index 8e39ea4fce..79e8657afb 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-113.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-113.md
@@ -2,7 +2,7 @@
 id: 5d80c1d821b11cdaa3f6b164
 title: Part 113
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-114.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-114.md
index a5b153e375..67e698f948 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-114.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-114.md
@@ -2,7 +2,7 @@
 id: 5d80c3c021b11cdaa3f6b165
 title: Part 114
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-115.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-115.md
index 15939240f8..5bcac5a86d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-115.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-115.md
@@ -2,7 +2,7 @@
 id: 5d80d20d21b11cdaa3f6b166
 title: Part 115
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-116.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-116.md
index 1029031df8..7d748761bf 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-116.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-116.md
@@ -2,7 +2,7 @@
 id: 5d80d67021b11cdaa3f6b167
 title: Part 116
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-117.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-117.md
index a8f0bf34a8..48b830048c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-117.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-117.md
@@ -2,7 +2,7 @@
 id: 5d80da7521b11cdaa3f6b168
 title: Part 117
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-118.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-118.md
index b71458286e..0990c04e0f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-118.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-118.md
@@ -2,7 +2,7 @@
 id: 5dbab6d36ef5fe3a704f848c
 title: Part 118
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-119.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-119.md
index a4e5efa3c9..177e1535cd 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-119.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-119.md
@@ -2,7 +2,7 @@
 id: 5dbabb746ef5fe3a704f848d
 title: Part 119
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-12.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-12.md
index 726724e892..fd1798a119 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-12.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-12.md
@@ -2,7 +2,7 @@
 id: 5d64cf8f853b56a21cd16319
 title: Part 12
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-120.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-120.md
index d88c1ce177..dead0f7ac4 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-120.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-120.md
@@ -2,7 +2,7 @@
 id: 5dbac08e6ef5fe3a704f848f
 title: Part 120
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-121.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-121.md
index 7b559a82f4..c60f8aacff 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-121.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-121.md
@@ -2,7 +2,7 @@
 id: 5dbac0c86ef5fe3a704f8490
 title: Part 121
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-122.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-122.md
index ce8fd55989..2275a1ee20 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-122.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-122.md
@@ -2,7 +2,7 @@
 id: 5dbac1f16ef5fe3a704f8491
 title: Part 122
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-123.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-123.md
index 24566083db..ecf86c39da 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-123.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-123.md
@@ -2,7 +2,7 @@
 id: 5dbac2b06ef5fe3a704f8492
 title: Part 123
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-124.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-124.md
index 951a038629..ec18c10e0d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-124.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-124.md
@@ -2,7 +2,7 @@
 id: 5dbbb5076ef5fe3a704f849d
 title: Part 124
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-125.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-125.md
index 3a2bd520f5..de526543ee 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-125.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-125.md
@@ -2,7 +2,7 @@
 id: 5dbac6176ef5fe3a704f8493
 title: Part 125
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-126.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-126.md
index 4f6ef320dc..52eb4af701 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-126.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-126.md
@@ -2,7 +2,7 @@
 id: 5dbaca566ef5fe3a704f8494
 title: Part 126
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-127.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-127.md
index fbcf5863b5..d61121a414 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-127.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-127.md
@@ -2,7 +2,7 @@
 id: 5dbae0446ef5fe3a704f8495
 title: Part 127
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-128.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-128.md
index 0a7da3c6a6..2a09400fb0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-128.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-128.md
@@ -2,7 +2,7 @@
 id: 5dbae1f66ef5fe3a704f8496
 title: Part 128
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-129.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-129.md
index 3a7f484bab..9f30a7e60c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-129.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-129.md
@@ -2,7 +2,7 @@
 id: 5dbba5716ef5fe3a704f8497
 title: Part 129
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-13.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-13.md
index 71a65c0bc6..90a4223602 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-13.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-13.md
@@ -2,7 +2,7 @@
 id: 5d651ee1ee291f75bbd738ee
 title: Part 13
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-130.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-130.md
index 9dbbd574cf..e5c2f054f0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-130.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-130.md
@@ -2,7 +2,7 @@
 id: 5dbba70e6ef5fe3a704f8498
 title: Part 130
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-131.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-131.md
index 31060bedbd..0ba46f2908 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-131.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-131.md
@@ -2,7 +2,7 @@
 id: 5dbba89e6ef5fe3a704f8499
 title: Part 131
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-132.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-132.md
index f2d9a250bf..4400b7b007 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-132.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-132.md
@@ -2,7 +2,7 @@
 id: 5dbbaeb56ef5fe3a704f849a
 title: Part 132
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-133.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-133.md
index d70fde02b5..bf0a775af5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-133.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-133.md
@@ -2,7 +2,7 @@
 id: 5dbbb00e6ef5fe3a704f849b
 title: Part 133
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-134.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-134.md
index 3d9c307ff1..18bbf895c1 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-134.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-134.md
@@ -2,7 +2,7 @@
 id: 5dbbb1466ef5fe3a704f849c
 title: Part 134
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-135.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-135.md
index 177c5cd410..3a932bfea5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-135.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-135.md
@@ -2,7 +2,7 @@
 id: 5dbbf3796ef5fe3a704f849e
 title: Part 135
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-136.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-136.md
index 52a0d952f3..b810945ab5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-136.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-136.md
@@ -2,7 +2,7 @@
 id: 5dbbf8d86ef5fe3a704f849f
 title: Part 136
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-137.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-137.md
index 70542a4be7..515f4a3361 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-137.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-137.md
@@ -2,7 +2,7 @@
 id: 5dbc23a66ef5fe3a704f84a0
 title: Part 137
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-138.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-138.md
index 905c30cb72..2f4c55e896 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-138.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-138.md
@@ -2,7 +2,7 @@
 id: 5dbc2c506ef5fe3a704f84a1
 title: Part 138
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-139.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-139.md
index d6752722bd..9246ad5015 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-139.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-139.md
@@ -2,7 +2,7 @@
 id: 5dbc2d056ef5fe3a704f84a2
 title: Part 139
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-14.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-14.md
index 9ae76b07b6..0177af6665 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-14.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-14.md
@@ -2,7 +2,7 @@
 id: 5d652e5a6e6bf7a6a27aa80a
 title: Part 14
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-140.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-140.md
index aa9b57e0b8..7530ce8b56 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-140.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-140.md
@@ -2,7 +2,7 @@
 id: 5dbc2f2d6ef5fe3a704f84a3
 title: Part 140
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-141.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-141.md
index 7df771be76..f5a16baaff 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-141.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-141.md
@@ -2,7 +2,7 @@
 id: 5dbc33956ef5fe3a704f84a4
 title: Part 141
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-142.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-142.md
index 5c6c9922c7..01f2bba3a5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-142.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-142.md
@@ -2,7 +2,7 @@
 id: 5dbc35326ef5fe3a704f84a5
 title: Part 142
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-143.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-143.md
index 8f026a536e..9ef5514b14 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-143.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-143.md
@@ -2,7 +2,7 @@
 id: 5dbfced07736e5ee7d235544
 title: Part 143
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-144.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-144.md
index 75c77bbda0..1ac6540326 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-144.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-144.md
@@ -2,7 +2,7 @@
 id: 5dbfd4837736e5ee7d235545
 title: Part 144
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-145.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-145.md
index f1df992950..46329025f2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-145.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-145.md
@@ -2,7 +2,7 @@
 id: 5dbfdb737736e5ee7d235546
 title: Part 145
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-146.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-146.md
index d26f4873f6..3fbff3a3e3 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-146.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-146.md
@@ -2,7 +2,7 @@
 id: 5dbfdc377736e5ee7d235547
 title: Part 146
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-147.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-147.md
index af70e67652..492f443921 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-147.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-147.md
@@ -2,7 +2,7 @@
 id: 5dbfe2f37736e5ee7d235548
 title: Part 147
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-148.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-148.md
index 3c4cd9f372..7e9adcef98 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-148.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-148.md
@@ -2,7 +2,7 @@
 id: 5dbfeffe7736e5ee7d235549
 title: Part 148
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-149.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-149.md
index 9f1995c781..5a87c03b16 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-149.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-149.md
@@ -2,7 +2,7 @@
 id: 5dbff18d7736e5ee7d23554a
 title: Part 149
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-15.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-15.md
index 19d1833b7f..d47c2c6bf3 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-15.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-15.md
@@ -2,7 +2,7 @@
 id: 5d653b2d6e6bf7a6a27aa80b
 title: Part 15
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-150.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-150.md
index b828fad67c..eb848bbc84 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-150.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-150.md
@@ -2,7 +2,7 @@
 id: 5dbff2d07736e5ee7d23554b
 title: Part 150
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-151.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-151.md
index 4bf0dc2afe..f5e6f9cde0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-151.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-151.md
@@ -2,7 +2,7 @@
 id: 5dbffd907736e5ee7d23554c
 title: Part 151
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-152.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-152.md
index 1123eafa91..5df18a6fb9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-152.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-152.md
@@ -2,7 +2,7 @@
 id: 5dbffe887736e5ee7d23554d
 title: Part 152
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-153.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-153.md
index 1dbba1d2f5..23e738d83e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-153.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-153.md
@@ -2,7 +2,7 @@
 id: 5dc01a727736e5ee7d23554f
 title: Part 153
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-16.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-16.md
index a834087919..42a904e7c8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-16.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-16.md
@@ -2,7 +2,7 @@
 id: 5d653c4d6e6bf7a6a27aa80c
 title: Part 16
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-17.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-17.md
index 5373cb6a8b..b2a205947b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-17.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-17.md
@@ -2,7 +2,7 @@
 id: 5d6542826e6bf7a6a27aa80d
 title: Part 17
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-18.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-18.md
index 02f1b420c7..16ab64172c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-18.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-18.md
@@ -2,7 +2,7 @@
 id: 5d65f2c62012114c7d7c57eb
 title: Part 18
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-19.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-19.md
index 5039cb8e00..86310f8cfe 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-19.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-19.md
@@ -2,7 +2,7 @@
 id: 5d65f4cd2012114c7d7c57ec
 title: Part 19
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-20.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-20.md
index 897a54e4bf..b3163b553b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-20.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-20.md
@@ -2,7 +2,7 @@
 id: 5d65f6392012114c7d7c57ed
 title: Part 20
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-21.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-21.md
index e3802643b0..71c639e47d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-21.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-21.md
@@ -2,7 +2,7 @@
 id: 5d6606634bab337fbb433884
 title: Part 21
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-22.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-22.md
index c81a24949b..c5f1498ee0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-22.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-22.md
@@ -2,7 +2,7 @@
 id: 5d66093c4bab337fbb433885
 title: Part 22
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-23.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-23.md
index 3cb9859259..7b09a0c1c4 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-23.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-23.md
@@ -2,7 +2,7 @@
 id: 5d660a32e0696bdec46938d5
 title: Part 23
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-24.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-24.md
index 14ea7bf540..77b14f127f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-24.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-24.md
@@ -2,7 +2,7 @@
 id: 5d6616d8e0696bdec46938d6
 title: Part 24
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-25.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-25.md
index b64b73a7bf..599566c203 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-25.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-25.md
@@ -2,7 +2,7 @@
 id: 5d661814e0696bdec46938d7
 title: Part 25
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-26.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-26.md
index 437426150d..6a36996f40 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-26.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-26.md
@@ -2,7 +2,7 @@
 id: 5d66198de0696bdec46938d8
 title: Part 26
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-27.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-27.md
index 1fa98e1033..9a50230fd7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-27.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-27.md
@@ -2,7 +2,7 @@
 id: 5d661bc6e0696bdec46938d9
 title: Part 27
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-28.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-28.md
index f4803730a5..a9d0af16db 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-28.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-28.md
@@ -2,7 +2,7 @@
 id: 5d6653d5e0696bdec46938da
 title: Part 28
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-29.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-29.md
index f62e33af2a..46b73eab81 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-29.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-29.md
@@ -2,7 +2,7 @@
 id: 5d665983e0696bdec46938dc
 title: Part 29
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-30.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-30.md
index 039de43fb4..b51a3f5257 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-30.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-30.md
@@ -2,7 +2,7 @@
 id: 5d674fd9e0696bdec46938dd
 title: Part 30
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-31.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-31.md
index 55fd004102..750ca8d175 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-31.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-31.md
@@ -2,7 +2,7 @@
 id: 5d6752e3e0696bdec46938de
 title: Part 31
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-32.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-32.md
index c49e4b2217..fe54c77600 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-32.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-32.md
@@ -2,7 +2,7 @@
 id: 5d6755fce0696bdec46938df
 title: Part 32
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-33.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-33.md
index eb19684216..e02497eda7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-33.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-33.md
@@ -2,7 +2,7 @@
 id: 5d675726e0696bdec46938e0
 title: Part 33
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-34.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-34.md
index 863437df5c..b2feeb15d9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-34.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-34.md
@@ -2,7 +2,7 @@
 id: 5d678366e0696bdec46938e1
 title: Part 34
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-35.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-35.md
index f73f5ea916..a7445c87fb 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-35.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-35.md
@@ -2,7 +2,7 @@
 id: 5d67845ee0696bdec46938e2
 title: Part 35
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-36.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-36.md
index 77a001d70b..d3aa1b4f8f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-36.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-36.md
@@ -2,7 +2,7 @@
 id: 5d67880ee0696bdec46938e3
 title: Part 36
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-37.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-37.md
index f2e0f6f0b7..318198bc85 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-37.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-37.md
@@ -2,7 +2,7 @@
 id: 5d67ad3de0696bdec46938e4
 title: Part 37
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-38.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-38.md
index fa6e71955d..2f257b2bd9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-38.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-38.md
@@ -2,7 +2,7 @@
 id: 5d67ae95e0696bdec46938e5
 title: Part 38
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-39.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-39.md
index 0c967fb984..66f47281b6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-39.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-39.md
@@ -2,7 +2,7 @@
 id: 5d67b284e0696bdec46938e6
 title: Part 39
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-40.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-40.md
index 37bba7fcf4..4e2f9c38a7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-40.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-40.md
@@ -2,7 +2,7 @@
 id: 5d67b945e0696bdec46938e7
 title: Part 40
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-41.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-41.md
index fa2dc18609..f1ab0cd42f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-41.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-41.md
@@ -2,7 +2,7 @@
 id: 5d68c3b1e0696bdec46938e8
 title: Part 41
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-42.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-42.md
index ef41733901..983128a88c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-42.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-42.md
@@ -2,7 +2,7 @@
 id: 5d68c51ee0696bdec46938e9
 title: Part 42
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-43.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-43.md
index 5c24b64a41..2cb3dbaa04 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-43.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-43.md
@@ -2,7 +2,7 @@
 id: 5d68c5efe0696bdec46938ea
 title: Part 43
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-44.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-44.md
index 91ecff603c..43c207ca46 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-44.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-44.md
@@ -2,7 +2,7 @@
 id: 5d68c758e0696bdec46938eb
 title: Part 44
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-45.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-45.md
index f25299618f..5322db88bc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-45.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-45.md
@@ -2,7 +2,7 @@
 id: 5d68c947e0696bdec46938ec
 title: Part 45
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-46.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-46.md
index b9ac64b9ba..8cea1959a8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-46.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-46.md
@@ -2,7 +2,7 @@
 id: 5d68ca40e0696bdec46938ed
 title: Part 46
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-47.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-47.md
index 4a2e5170e7..396b5e91a6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-47.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-47.md
@@ -2,7 +2,7 @@
 id: 5d68d3f7e0696bdec46938ee
 title: Part 47
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-48.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-48.md
index 9b08c87c79..b4e5da7502 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-48.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-48.md
@@ -2,7 +2,7 @@
 id: 5d68d4fde0696bdec46938ef
 title: Part 48
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-49.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-49.md
index a2de6c1136..a4163ed425 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-49.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-49.md
@@ -2,7 +2,7 @@
 id: 5d68d631e0696bdec46938f0
 title: Part 49
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-50.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-50.md
index 212cb8304d..1f82d449a5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-50.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-50.md
@@ -2,7 +2,7 @@
 id: 5d68dbf7e0696bdec46938f1
 title: Part 50
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-51.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-51.md
index 62815bd37a..9aaa4e6572 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-51.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-51.md
@@ -2,7 +2,7 @@
 id: 5d6904b6e0696bdec46938f2
 title: Part 51
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-52.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-52.md
index 24cfa5bf3c..2759162edb 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-52.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-52.md
@@ -2,7 +2,7 @@
 id: 5d6905ace0696bdec46938f3
 title: Part 52
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-53.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-53.md
index a6331a767e..4224b80ce5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-53.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-53.md
@@ -2,7 +2,7 @@
 id: 5d6f6bfc7c812010bf3327cc
 title: Part 53
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-54.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-54.md
index 86e45223c2..95032c41d6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-54.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-54.md
@@ -2,7 +2,7 @@
 id: 5d6f6e3c7c812010bf3327cd
 title: Part 54
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-55.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-55.md
index f9b6a3372c..114d78c6fa 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-55.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-55.md
@@ -2,7 +2,7 @@
 id: 5d6f6f747c812010bf3327ce
 title: Part 55
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-56.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-56.md
index 96ba2dd710..8d79f53469 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-56.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-56.md
@@ -2,7 +2,7 @@
 id: 5d6f70937c812010bf3327cf
 title: Part 56
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-57.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-57.md
index 52b1b733b0..b05c61136a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-57.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-57.md
@@ -2,7 +2,7 @@
 id: 5d6f72657c812010bf3327d0
 title: Part 57
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-58.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-58.md
index d6cde56965..358a9b68a7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-58.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-58.md
@@ -2,7 +2,7 @@
 id: 5d6f736b7c812010bf3327d2
 title: Part 58
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-59.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-59.md
index 2c30daad99..e836a03122 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-59.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-59.md
@@ -2,7 +2,7 @@
 id: 5d6f776c7c812010bf3327d3
 title: Part 59
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-60.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-60.md
index 5e43a1dff7..02b8367b22 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-60.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-60.md
@@ -2,7 +2,7 @@
 id: 5d6f785f7c812010bf3327d4
 title: Part 60
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-61.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-61.md
index 87cc6e0688..30d999814d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-61.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-61.md
@@ -2,7 +2,7 @@
 id: 5d6f79667c812010bf3327d6
 title: Part 61
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-62.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-62.md
index 3d6bf38b3c..6cfaec3f02 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-62.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-62.md
@@ -2,7 +2,7 @@
 id: 5d6f7b917c812010bf3327d7
 title: Part 62
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-63.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-63.md
index 0892f06217..81f094efd2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-63.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-63.md
@@ -2,7 +2,7 @@
 id: 5d6f82da7c812010bf3327d8
 title: Part 63
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-64.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-64.md
index 4dceeb0f89..b524d781a7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-64.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-64.md
@@ -2,7 +2,7 @@
 id: 5d6f919f7c812010bf3327d9
 title: Part 64
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-65.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-65.md
index 826e3f287d..ab3a15d497 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-65.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-65.md
@@ -2,7 +2,7 @@
 id: 5d6f94347c812010bf3327da
 title: Part 65
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-66.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-66.md
index 60cd550717..f2eb1d7180 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-66.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-66.md
@@ -2,7 +2,7 @@
 id: 5d6f96747c812010bf3327db
 title: Part 66
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-67.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-67.md
index fa5eceff4e..2657a48464 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-67.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-67.md
@@ -2,7 +2,7 @@
 id: 5d6f98247c812010bf3327dc
 title: Part 67
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-68.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-68.md
index 060e0bb670..61c60027c1 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-68.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-68.md
@@ -2,7 +2,7 @@
 id: 5d6f9a4c7c812010bf3327dd
 title: Part 68
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-69.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-69.md
index 31af1c3d62..9a1c8d600c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-69.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-69.md
@@ -2,7 +2,7 @@
 id: 5d70850e066dac7142a6d797
 title: Part 69
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-70.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-70.md
index 1ef243c331..2723c7ef43 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-70.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-70.md
@@ -2,7 +2,7 @@
 id: 5d70862e066dac7142a6d798
 title: Part 70
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-71.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-71.md
index a9fef0cf8a..99857edae9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-71.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-71.md
@@ -2,7 +2,7 @@
 id: 5d7086d4066dac7142a6d799
 title: Part 71
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-72.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-72.md
index b0ef0bb66c..42f6806fcb 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-72.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-72.md
@@ -2,7 +2,7 @@
 id: 5d7088d2066dac7142a6d79a
 title: Part 72
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-73.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-73.md
index 647ccf262f..02b4eb0976 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-73.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-73.md
@@ -2,7 +2,7 @@
 id: 5d708ab5066dac7142a6d79b
 title: Part 73
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-74.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-74.md
index 11e934b26a..9cf58a71be 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-74.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-74.md
@@ -2,7 +2,7 @@
 id: 5d708be9066dac7142a6d79c
 title: Part 74
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-75.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-75.md
index 61f6b7c1af..29ba976c60 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-75.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-75.md
@@ -2,7 +2,7 @@
 id: 5d708c9a066dac7142a6d79d
 title: Part 75
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-76.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-76.md
index a990e50e1b..987236b6fc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-76.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-76.md
@@ -2,7 +2,7 @@
 id: 5d708dd7066dac7142a6d79e
 title: Part 76
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-77.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-77.md
index 6b267d6417..349ba31b90 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-77.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-77.md
@@ -2,7 +2,7 @@
 id: 5d708fae066dac7142a6d79f
 title: Part 77
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-78.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-78.md
index 234b2b240a..b14b8f48ec 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-78.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-78.md
@@ -2,7 +2,7 @@
 id: 5d709664066dac7142a6d7a0
 title: Part 78
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-79.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-79.md
index 7edd0e6d0a..21b31ceb7a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-79.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-79.md
@@ -2,7 +2,7 @@
 id: 5d709bbc066dac7142a6d7a2
 title: Part 79
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-80.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-80.md
index efa720a9d5..f6078b77ab 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-80.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-80.md
@@ -2,7 +2,7 @@
 id: 5d71b58b848f6914ab89897d
 title: Part 80
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-81.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-81.md
index b86df14320..087c07a348 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-81.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-81.md
@@ -2,7 +2,7 @@
 id: 5d71bdca848f6914ab89897e
 title: Part 81
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-82.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-82.md
index 233f94e9a1..17ca0af91d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-82.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-82.md
@@ -2,7 +2,7 @@
 id: 5d71bfdf848f6914ab89897f
 title: Part 82
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-83.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-83.md
index 169f451b2f..bde85b44b1 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-83.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-83.md
@@ -2,7 +2,7 @@
 id: 5d71c20f848f6914ab898980
 title: Part 83
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-84.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-84.md
index 41c6c1645f..10f5441fdf 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-84.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-84.md
@@ -2,7 +2,7 @@
 id: 5d71c80e848f6914ab898981
 title: Part 84
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-85.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-85.md
index bff8f14616..d6a3ef3015 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-85.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-85.md
@@ -2,7 +2,7 @@
 id: 5d71cab4f27e5122af9f1178
 title: Part 85
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-86.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-86.md
index 351b3f5417..d62841c1aa 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-86.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-86.md
@@ -2,7 +2,7 @@
 id: 5d71ea30f27e5122af9f1179
 title: Part 86
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-87.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-87.md
index ec4951f39f..7297c68345 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-87.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-87.md
@@ -2,7 +2,7 @@
 id: 5d71eb0bf27e5122af9f117a
 title: Part 87
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-88.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-88.md
index 9245a85ac2..d79ac0bdd7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-88.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-88.md
@@ -2,7 +2,7 @@
 id: 5d71f787e39bedcf8f0998ff
 title: Part 88
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-89.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-89.md
index 84ce836aa8..4866ebe5b6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-89.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-89.md
@@ -2,7 +2,7 @@
 id: 5d71ed88f27e5122af9f117b
 title: Part 89
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-90.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-90.md
index c5c7ff369b..099423b47f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-90.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-90.md
@@ -2,7 +2,7 @@
 id: 5d71f217e39bedcf8f0998fd
 title: Part 90
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-91.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-91.md
index 0483807150..6a2ca7ee38 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-91.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-91.md
@@ -2,7 +2,7 @@
 id: 5d71f669e39bedcf8f0998fe
 title: Part 91
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-92.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-92.md
index b0caf75d5c..645257eb5a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-92.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-92.md
@@ -2,7 +2,7 @@
 id: 5d72027ce39bedcf8f099900
 title: Part 92
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-93.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-93.md
index f6c9d8b2e8..04c7cc360a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-93.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-93.md
@@ -2,7 +2,7 @@
 id: 5d721925e39bedcf8f099901
 title: Part 93
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-94.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-94.md
index 15de213cf8..069ba5cd2c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-94.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-94.md
@@ -2,7 +2,7 @@
 id: 5d7dea508360d21c6826a9af
 title: Part 94
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-95.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-95.md
index cc9b6d4050..e48a33fb9e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-95.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-95.md
@@ -2,7 +2,7 @@
 id: 5d7deecc8360d21c6826a9b0
 title: Part 95
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-96.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-96.md
index 962a9d5d88..6d48e80309 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-96.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-96.md
@@ -2,7 +2,7 @@
 id: 5d7df0458360d21c6826a9b1
 title: Part 96
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-97.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-97.md
index b319314e8a..15ebf4d5aa 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-97.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-97.md
@@ -2,7 +2,7 @@
 id: 5d7df2a68360d21c6826a9b2
 title: Part 97
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-98.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-98.md
index b0a460f397..d1fab1621b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-98.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-98.md
@@ -2,7 +2,7 @@
 id: 5d7df41a8360d21c6826a9b3
 title: Part 98
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-99.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-99.md
index 20cb51be93..733c528990 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-99.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-javascript-rpg-game/part-99.md
@@ -2,7 +2,7 @@
 id: 5d7df75a8360d21c6826a9b4
 title: Part 99
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-001.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-001.md
index fa425f9513..9ae2ce132c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-001.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-001.md
@@ -2,7 +2,7 @@
 id: 5d79253297c0ebb149ea9fed
 title: Part 001
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-002.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-002.md
index 5d07f273f7..c45e87d8ae 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-002.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-002.md
@@ -2,7 +2,7 @@
 id: 5d7925323be8848dbc58a07a
 title: Part 002
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-003.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-003.md
index 93eeb8a82c..bc5929ea71 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-003.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-003.md
@@ -2,7 +2,7 @@
 id: 5d792532f631702ae6d23e11
 title: Part 003
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-004.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-004.md
index 137b445c7e..d65f28860c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-004.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-004.md
@@ -2,7 +2,7 @@
 id: 5d7925329445167ecc2ac9c9
 title: Part 004
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-005.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-005.md
index 71c0f2b0cd..cf6d5db986 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-005.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-005.md
@@ -2,7 +2,7 @@
 id: 5d792532b07918c3a5904913
 title: Part 005
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-006.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-006.md
index f68aff23ae..ce678d9ad2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-006.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-006.md
@@ -2,7 +2,7 @@
 id: 5d792533cc8b18b6c133edc7
 title: Part 006
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-007.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-007.md
index 54c29935dd..80aeb69477 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-007.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-007.md
@@ -2,7 +2,7 @@
 id: 5d7925337954ed57a565a135
 title: Part 007
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-008.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-008.md
index 45bc8e47df..c172ed6308 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-008.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-008.md
@@ -2,7 +2,7 @@
 id: 5d79253352e33dd59ec2f6de
 title: Part 008
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-009.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-009.md
index e590176b0d..0749cc8eb6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-009.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-009.md
@@ -2,7 +2,7 @@
 id: 5d792533d31e4f7fad33011d
 title: Part 009
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-010.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-010.md
index 5ef73e3b6f..d17ae578cd 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-010.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-010.md
@@ -2,7 +2,7 @@
 id: 5d792533e7707b9645d7b540
 title: Part 010
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-011.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-011.md
index cc867c59ed..7365633ca2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-011.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-011.md
@@ -2,7 +2,7 @@
 id: 5d79253378595ec568f70ab6
 title: Part 011
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-012.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-012.md
index fd3863295d..eda413abd0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-012.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-012.md
@@ -2,7 +2,7 @@
 id: 5d7925330918ae4a2f282e7e
 title: Part 012
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-013.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-013.md
index 1a8a8ee77b..5b48c10b51 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-013.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-013.md
@@ -2,7 +2,7 @@
 id: 5d792533ed00e75d129e1b18
 title: Part 013
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-014.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-014.md
index 4e957ac3f6..cdb50bf9ec 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-014.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-014.md
@@ -2,7 +2,7 @@
 id: 5d792533a5c42fb4d1a4b70d
 title: Part 014
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-015.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-015.md
index 1c3fc9aa41..bfb46d4df8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-015.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-015.md
@@ -2,7 +2,7 @@
 id: 5d79253358e8f646cbeb2bb0
 title: Part 015
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-016.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-016.md
index e6f655af3f..dba33142a8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-016.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-016.md
@@ -2,7 +2,7 @@
 id: 5d792533bb38fab70b27f527
 title: Part 016
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-017.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-017.md
index bbb564d7f1..c01c09beb0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-017.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-017.md
@@ -2,7 +2,7 @@
 id: 5d79253386060ed9eb04a070
 title: Part 017
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-018.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-018.md
index 4fcfbb743e..d4ec221771 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-018.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-018.md
@@ -2,7 +2,7 @@
 id: 5d792533717672657b81aa69
 title: Part 018
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-019.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-019.md
index b4f8e93bbe..5995cb0bf8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-019.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-019.md
@@ -2,7 +2,7 @@
 id: 5d7925335ab63018dcec11fe
 title: Part 019
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-020.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-020.md
index 8f79ac3c55..b7c6b96b43 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-020.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-020.md
@@ -2,7 +2,7 @@
 id: 5d7925330f300c342315066d
 title: Part 020
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-021.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-021.md
index 58e69b1a36..d0558f2ba4 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-021.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-021.md
@@ -2,7 +2,7 @@
 id: 5d792533aa6443215c9b16bf
 title: Part 021
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-022.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-022.md
index eb6080d989..8e33d917a0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-022.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-022.md
@@ -2,7 +2,7 @@
 id: 5d7925334c5e22586dd72962
 title: Part 022
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-023.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-023.md
index 1bfe90435d..bcf348fc61 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-023.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-023.md
@@ -2,7 +2,7 @@
 id: 5d79253307ecd49e030bdcd1
 title: Part 023
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-024.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-024.md
index e7116a10f1..78c54e0c6d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-024.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-024.md
@@ -2,7 +2,7 @@
 id: 5d792534257122211d3043af
 title: Part 024
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-025.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-025.md
index a354cba05a..97986d0ab5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-025.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-025.md
@@ -2,7 +2,7 @@
 id: 5d7925346f4f2da6df4354a6
 title: Part 025
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-026.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-026.md
index 154dd171db..900eea5361 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-026.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-026.md
@@ -2,7 +2,7 @@
 id: 5d792534cac2dbe0a719ea7a
 title: Part 026
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-027.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-027.md
index c03431c8d0..31b34f2ada 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-027.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-027.md
@@ -2,7 +2,7 @@
 id: 5d792534857332d07ccba3ad
 title: Part 027
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-028.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-028.md
index 6db3dd7808..746373571a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-028.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-028.md
@@ -2,7 +2,7 @@
 id: 5d792534d586ef495ea9df90
 title: Part 028
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-029.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-029.md
index 15bfbabc18..0c63ca458b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-029.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-029.md
@@ -2,7 +2,7 @@
 id: 5d79253410532e13d13fe574
 title: Part 029
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-030.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-030.md
index 70c07a9350..cbd5dff0b8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-030.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-030.md
@@ -2,7 +2,7 @@
 id: 5d7925342415527083bd6667
 title: Part 030
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-031.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-031.md
index 1c9923db22..b924b5600b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-031.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-031.md
@@ -2,7 +2,7 @@
 id: 5d792534c3d26890ac1484d4
 title: Part 031
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-032.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-032.md
index 496eaaf07b..eae8dc79d8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-032.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-032.md
@@ -2,7 +2,7 @@
 id: 5d792534b92f3d1cd4410ce3
 title: Part 032
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-033.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-033.md
index 69a89ea912..6ef879b3ae 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-033.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-033.md
@@ -2,7 +2,7 @@
 id: 5d7925341193948dfe6d76b4
 title: Part 033
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-034.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-034.md
index ccc65b7092..9210d2ee82 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-034.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-034.md
@@ -2,7 +2,7 @@
 id: 5d792534cf81365cfca58794
 title: Part 034
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-035.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-035.md
index c44d35d86c..ae9422a3ee 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-035.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-035.md
@@ -2,7 +2,7 @@
 id: 5d7925348ee084278ff15556
 title: Part 035
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-036.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-036.md
index ec2b037e9c..2ff4a44c23 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-036.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-036.md
@@ -2,7 +2,7 @@
 id: 5d7925348a6a41c32f7a4e3e
 title: Part 036
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-037.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-037.md
index 67eec9ede9..754eb05b23 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-037.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-037.md
@@ -2,7 +2,7 @@
 id: 5d792534408c5be896b0a46e
 title: Part 037
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-038.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-038.md
index c6df463183..d8dd62a62f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-038.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-038.md
@@ -2,7 +2,7 @@
 id: 5d792534f0eda837510e9192
 title: Part 038
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-039.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-039.md
index 2cd03fd3ca..7c04e4abff 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-039.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-039.md
@@ -2,7 +2,7 @@
 id: 5d7925346b911fce161febaf
 title: Part 039
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-040.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-040.md
index 0ddea02bc9..a70353c8e5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-040.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-040.md
@@ -2,7 +2,7 @@
 id: 5d79253483eada4dd69258eb
 title: Part 040
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-041.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-041.md
index fdc4c5acbc..28c9d6667b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-041.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-041.md
@@ -2,7 +2,7 @@
 id: 5d7925342b2b993ef18cd45f
 title: Part 041
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-042.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-042.md
index c9687c3ec9..69a780f8b9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-042.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-042.md
@@ -2,7 +2,7 @@
 id: 5d7925341747ad42b12f8e68
 title: Part 042
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-043.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-043.md
index 412cf8adf9..27c6780fab 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-043.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-043.md
@@ -2,7 +2,7 @@
 id: 5d792535b0b3c198ee3ed6f9
 title: Part 043
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-044.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-044.md
index 0427463021..3fd1f67a96 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-044.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-044.md
@@ -2,7 +2,7 @@
 id: 5d7925357a0533eb221b005d
 title: Part 044
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-045.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-045.md
index f9046282c9..94cf9fd0c8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-045.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-045.md
@@ -2,7 +2,7 @@
 id: 5d792535591db67ee15b4106
 title: Part 045
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-046.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-046.md
index 3f68ae1731..f5bc5b614d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-046.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-046.md
@@ -2,7 +2,7 @@
 id: 5d792535f1f7adf77de5831d
 title: Part 046
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-047.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-047.md
index 03bd5ebcb4..9e883c7e2b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-047.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-047.md
@@ -2,7 +2,7 @@
 id: 5d7925353d2c505eafd50cd9
 title: Part 047
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-048.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-048.md
index 7431846a8e..9db23f2230 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-048.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-048.md
@@ -2,7 +2,7 @@
 id: 5d79253539b5e944ba3e314c
 title: Part 048
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-049.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-049.md
index 927e0038b4..34107d9907 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-049.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-049.md
@@ -2,7 +2,7 @@
 id: 5d792535a4f1cbff7a8b9a0b
 title: Part 049
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-050.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-050.md
index 1c9457b552..c8621d4d66 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-050.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-050.md
@@ -2,7 +2,7 @@
 id: 5d792535e3304f15a8890162
 title: Part 050
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-051.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-051.md
index ae657a18f0..e87eed74f2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-051.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-051.md
@@ -2,7 +2,7 @@
 id: 5d792535a40ea5ac549d6804
 title: Part 051
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-052.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-052.md
index 34b35737ca..83f7676240 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-052.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-052.md
@@ -2,7 +2,7 @@
 id: 5d7925358c220e5b2998909e
 title: Part 052
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-053.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-053.md
index 06aaf53b3a..d2a503d1e0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-053.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-053.md
@@ -2,7 +2,7 @@
 id: 5d7925357729e183a49498aa
 title: Part 053
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-054.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-054.md
index e0e7f3e369..ed79cf4053 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-054.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-054.md
@@ -2,7 +2,7 @@
 id: 5d79253555aa652afbb68086
 title: Part 054
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-055.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-055.md
index 8c66f6cdd8..378a7bd903 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-055.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-055.md
@@ -2,7 +2,7 @@
 id: 5d79253582be306d339564f6
 title: Part 055
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-056.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-056.md
index b7b74e3a0d..2e56aee963 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-056.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-056.md
@@ -2,7 +2,7 @@
 id: 5d7925352047e5c54882c436
 title: Part 056
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-057.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-057.md
index 73801aca22..bb06bbd0dd 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-057.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-057.md
@@ -2,7 +2,7 @@
 id: 5d79253568e441c0adf9db9f
 title: Part 057
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-058.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-058.md
index 140e181218..4bf71716b2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-058.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-058.md
@@ -2,7 +2,7 @@
 id: 5d7925356ab117923b80c9cd
 title: Part 058
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-059.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-059.md
index a4d9ce6995..96580005bf 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-059.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-059.md
@@ -2,7 +2,7 @@
 id: 5d792535e54a8cd729a0d708
 title: Part 059
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-060.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-060.md
index f8e83816d5..569547c406 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-060.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-060.md
@@ -2,7 +2,7 @@
 id: 5d7925353b307724a462b06b
 title: Part 060
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-061.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-061.md
index 92a7510523..959eed3564 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-061.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-061.md
@@ -2,7 +2,7 @@
 id: 5d792536735f71d746ee5d99
 title: Part 061
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-062.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-062.md
index ca4974a5ee..fcce7fe8a9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-062.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-062.md
@@ -2,7 +2,7 @@
 id: 5d792536ad340d9dff2e4a96
 title: Part 062
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-063.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-063.md
index 94921243db..1084cadcdc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-063.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-063.md
@@ -2,7 +2,7 @@
 id: 5d7925369614afd92d01fed5
 title: Part 063
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-064.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-064.md
index f06c7ccf5d..64f6b3c0f9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-064.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-064.md
@@ -2,7 +2,7 @@
 id: 5d792536504e68254fe02236
 title: Part 064
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-065.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-065.md
index fe53c11078..57e59b46dd 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-065.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-065.md
@@ -2,7 +2,7 @@
 id: 5d792536c8d2f0fdfad768fe
 title: Part 065
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-066.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-066.md
index fc69886202..b91dcb9be9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-066.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-066.md
@@ -2,7 +2,7 @@
 id: 5d79253639028b8ec56afcda
 title: Part 066
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-067.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-067.md
index f74f1d6f52..6d98de26ca 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-067.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-067.md
@@ -2,7 +2,7 @@
 id: 5d792536834f2fd93e84944f
 title: Part 067
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-068.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-068.md
index 4e6ff0c813..f6d0d4fb1f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-068.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-068.md
@@ -2,7 +2,7 @@
 id: 5d792536ddff9ea73c90a994
 title: Part 068
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-069.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-069.md
index b90aad658d..786fbde6fc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-069.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-069.md
@@ -2,7 +2,7 @@
 id: 5d7925361596f84067904f7f
 title: Part 069
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-070.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-070.md
index 90536a9790..1fd5d51344 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-070.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-070.md
@@ -2,7 +2,7 @@
 id: 5d792536dd8a4daf255488ac
 title: Part 070
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-071.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-071.md
index 7fc2ce6883..8fed09b6ad 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-071.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-071.md
@@ -2,7 +2,7 @@
 id: 5d792536449c73004f265fb1
 title: Part 071
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-072.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-072.md
index aa99406e49..502e36f1d2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-072.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-072.md
@@ -2,7 +2,7 @@
 id: 5d79253685fc69b8fe60a0d2
 title: Part 072
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-073.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-073.md
index 7363b1b581..c042c97bc9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-073.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-073.md
@@ -2,7 +2,7 @@
 id: 5d792536dc6e3ab29525de9e
 title: Part 073
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-074.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-074.md
index 75084e1c7f..eabe9d5a2b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-074.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-074.md
@@ -2,7 +2,7 @@
 id: 5d792536cfd0fd893c630abb
 title: Part 074
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-075.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-075.md
index 45481d1fb5..62a4731c57 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-075.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-075.md
@@ -2,7 +2,7 @@
 id: 5d7925366a5ff428fb483b40
 title: Part 075
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-076.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-076.md
index 5bf3a1b552..b669cfecf5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-076.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-076.md
@@ -2,7 +2,7 @@
 id: 5d7925365d4035eeb2e395fd
 title: Part 076
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-077.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-077.md
index e214f40c87..113413a1ed 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-077.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-077.md
@@ -2,7 +2,7 @@
 id: 5d7925364c106e9aaf05a16f
 title: Part 077
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-078.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-078.md
index 2d82ce90dd..9377841679 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-078.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-078.md
@@ -2,7 +2,7 @@
 id: 5d792536970cd8e819cc8a96
 title: Part 078
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-079.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-079.md
index 5cfe1963ec..75508402c3 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-079.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-079.md
@@ -2,7 +2,7 @@
 id: 5d792536e33baeaa60129e0a
 title: Part 079
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-080.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-080.md
index 8ecaa9e3a9..a99234f9ad 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-080.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-080.md
@@ -2,7 +2,7 @@
 id: 5d7925379e2a488f333e2d43
 title: Part 080
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-081.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-081.md
index ff380844ad..c39ed6de69 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-081.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-081.md
@@ -2,7 +2,7 @@
 id: 5d7925379000785f6d8d9af3
 title: Part 081
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-082.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-082.md
index 740002a01c..e0f98c012a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-082.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-082.md
@@ -2,7 +2,7 @@
 id: 5d79253791391b0acddd0ac5
 title: Part 082
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-083.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-083.md
index c0223bec25..643e8fcba6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-083.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-083.md
@@ -2,7 +2,7 @@
 id: 5d7925373104ae5ae83f20a5
 title: Part 083
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-084.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-084.md
index 4285d812c6..4ef2d62018 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-084.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-084.md
@@ -2,7 +2,7 @@
 id: 5d7925373b7127cfaeb50c26
 title: Part 084
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-085.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-085.md
index 594c17faa9..4d34006e1b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-085.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-085.md
@@ -2,7 +2,7 @@
 id: 5d792537cb3a5cd6baca5e1a
 title: Part 085
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-086.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-086.md
index 45ab45e446..a9e60ffb8d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-086.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-086.md
@@ -2,7 +2,7 @@
 id: 5d79253742f3313d55db981f
 title: Part 086
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-087.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-087.md
index 42199dc50b..299a38a675 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-087.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-087.md
@@ -2,7 +2,7 @@
 id: 5d7925379e0180a438ce7f95
 title: Part 087
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-088.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-088.md
index fcf43c69de..77d20183ac 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-088.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-088.md
@@ -2,7 +2,7 @@
 id: 5d792537c80984dfa5501b96
 title: Part 088
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-089.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-089.md
index dbfc38dcae..d8ba1c0e73 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-089.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-089.md
@@ -2,7 +2,7 @@
 id: 5d7925377b54d8a76efb5657
 title: Part 089
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-090.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-090.md
index a593a587b0..d8da9e1a65 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-090.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-090.md
@@ -2,7 +2,7 @@
 id: 5d7925371398513549bb6395
 title: Part 090
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-091.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-091.md
index 1d2117ef63..5ec64310d5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-091.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-091.md
@@ -2,7 +2,7 @@
 id: 5d792537ea3eaf302bf2d359
 title: Part 091
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-092.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-092.md
index 379de94217..a68e9067c4 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-092.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-092.md
@@ -2,7 +2,7 @@
 id: 5d792537533b1c7843bfd029
 title: Part 092
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-093.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-093.md
index 6762b0bf97..794743b956 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-093.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-093.md
@@ -2,7 +2,7 @@
 id: 5d792537dc0fe84345d4f19e
 title: Part 093
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-094.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-094.md
index 39a60c29fb..a20ea76142 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-094.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-094.md
@@ -2,7 +2,7 @@
 id: 5d792537b6cadae0f4b0cda1
 title: Part 094
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-095.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-095.md
index df3f334d12..285bac8aa5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-095.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-095.md
@@ -2,7 +2,7 @@
 id: 5d79253770083fb730c93a93
 title: Part 095
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-096.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-096.md
index e85d0c0e47..b1937473ea 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-096.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-096.md
@@ -2,7 +2,7 @@
 id: 5d792537fef76b226b63b93b
 title: Part 096
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-097.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-097.md
index a2509c4308..f95dbafcd2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-097.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-097.md
@@ -2,7 +2,7 @@
 id: 5d79253760fca25ccbbd8990
 title: Part 097
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-098.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-098.md
index e356c958c0..8f0c3c01f1 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-098.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-098.md
@@ -2,7 +2,7 @@
 id: 5d7925374321824cba309875
 title: Part 098
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-099.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-099.md
index e3953809a7..5903cf95cc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-099.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-099.md
@@ -2,7 +2,7 @@
 id: 5d7925381e8565a5c50ba7f1
 title: Part 099
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-100.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-100.md
index 8a93839ee4..dc36fb8d58 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-100.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-100.md
@@ -2,7 +2,7 @@
 id: 5d7925383f1b77db7f1ff59e
 title: Part 100
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-101.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-101.md
index 4bf9f33cbd..c93ced393e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-101.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-101.md
@@ -2,7 +2,7 @@
 id: 5d792538de9fa3f298bcd5f6
 title: Part 101
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-102.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-102.md
index 02f8b19983..ae9a9baec7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-102.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-102.md
@@ -2,7 +2,7 @@
 id: 5d7925385b74f69642e1fea5
 title: Part 102
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-103.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-103.md
index 9af14b0fb1..e9b7bcd0db 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-103.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-103.md
@@ -2,7 +2,7 @@
 id: 5d7925380ea76d55b2c97d7b
 title: Part 103
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-104.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-104.md
index d2f30b4222..ca36982596 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-104.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-104.md
@@ -2,7 +2,7 @@
 id: 5d792538be4fe331f1a6c008
 title: Part 104
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-105.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-105.md
index b77f6082d0..80759ce82c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-105.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-105.md
@@ -2,7 +2,7 @@
 id: 5d792538d169f33142175b95
 title: Part 105
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-106.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-106.md
index dce4edf2fa..0f6edd42e7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-106.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-106.md
@@ -2,7 +2,7 @@
 id: 5d792538e48b5a2c6e5bbe12
 title: Part 106
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-107.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-107.md
index 307046e6af..73772bce38 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-107.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-107.md
@@ -2,7 +2,7 @@
 id: 5d7925387f3e9da5ec856dbe
 title: Part 107
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-108.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-108.md
index dfd87e0d9a..1fc298576d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-108.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-108.md
@@ -2,7 +2,7 @@
 id: 5d79253824ae9b4a6e6f3108
 title: Part 108
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-109.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-109.md
index e411e39580..f7aa5e876f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-109.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-109.md
@@ -2,7 +2,7 @@
 id: 5d7925383f122a279f4c54ad
 title: Part 109
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-110.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-110.md
index 6dbe19294d..20d407dd2c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-110.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-110.md
@@ -2,7 +2,7 @@
 id: 5d7925387b682e962f209269
 title: Part 110
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-111.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-111.md
index 7ccebb8f2a..493ab3b18c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-111.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-111.md
@@ -2,7 +2,7 @@
 id: 5d792538de774217b173288e
 title: Part 111
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-112.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-112.md
index 9fa9c9b21c..7ea81ec986 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-112.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-112.md
@@ -2,7 +2,7 @@
 id: 5d79253891d93585323d1f3c
 title: Part 112
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-113.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-113.md
index 03a87b6cc5..4a830cc3d2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-113.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-113.md
@@ -2,7 +2,7 @@
 id: 5d7925384e34e944ecb4612d
 title: Part 113
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-114.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-114.md
index dc0e2b131d..6daaae7ace 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-114.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-114.md
@@ -2,7 +2,7 @@
 id: 5d792538631844ad0bdfb4c3
 title: Part 114
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-115.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-115.md
index 9417e7ee6d..867398ef81 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-115.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-115.md
@@ -2,7 +2,7 @@
 id: 5d792538e2a8d20cc580d481
 title: Part 115
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-116.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-116.md
index f2f4e1122f..7043316c40 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-116.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-116.md
@@ -2,7 +2,7 @@
 id: 5d792538f5004390d6678554
 title: Part 116
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-117.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-117.md
index c010f55db7..ad3548b879 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-117.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-117.md
@@ -2,7 +2,7 @@
 id: 5d792539dd4fd4c96fd85f7e
 title: Part 117
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-118.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-118.md
index 318cac7aee..8cc06bb7a0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-118.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-118.md
@@ -2,7 +2,7 @@
 id: 5d79253949802f8587c8bbd3
 title: Part 118
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-119.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-119.md
index 7c1c3e2e7a..9130510790 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-119.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-119.md
@@ -2,7 +2,7 @@
 id: 5d7925395888767e9304c082
 title: Part 119
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-120.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-120.md
index 451b45d3bd..7c58d2e032 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-120.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-120.md
@@ -2,7 +2,7 @@
 id: 5d7925393b30099e37a34668
 title: Part 120
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-121.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-121.md
index 20bb778d63..0cc6c96bd3 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-121.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-121.md
@@ -2,7 +2,7 @@
 id: 5d7925398157757b23730fdd
 title: Part 121
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-122.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-122.md
index 36df75f4b9..b5cd7f3afa 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-122.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-122.md
@@ -2,7 +2,7 @@
 id: 5d792539de4b9ac14dd40409
 title: Part 122
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-123.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-123.md
index fcc125cd07..11aaf6f853 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-123.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-123.md
@@ -2,7 +2,7 @@
 id: 5d792539534f1bf991bb987f
 title: Part 123
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-124.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-124.md
index 5b8b0b8805..b8aa99dde6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-124.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-124.md
@@ -2,7 +2,7 @@
 id: 5d7925394089b762f93ffa52
 title: Part 124
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-125.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-125.md
index 1c08c6ad3a..2e45d5e791 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-125.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-125.md
@@ -2,7 +2,7 @@
 id: 5d792539ec758d45a6900173
 title: Part 125
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-126.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-126.md
index 63ccee5f8b..47e854b21a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-126.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-126.md
@@ -2,7 +2,7 @@
 id: 5d7925398d525f61a9ff3a79
 title: Part 126
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-127.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-127.md
index af8cbc2350..59be6ea3d1 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-127.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-127.md
@@ -2,7 +2,7 @@
 id: 5d792539a222f385c5c17d2b
 title: Part 127
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-128.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-128.md
index 70ffbfeebf..9bbea0cb03 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-128.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-128.md
@@ -2,7 +2,7 @@
 id: 5d7925398a7184b41b12a0e0
 title: Part 128
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-129.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-129.md
index 69989901a6..5d308d33ce 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-129.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-129.md
@@ -2,7 +2,7 @@
 id: 5d7925399afb905c34730a75
 title: Part 129
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-130.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-130.md
index 0997a187e0..648ec21e3f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-130.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-130.md
@@ -2,7 +2,7 @@
 id: 5d792539728d1aa7788e2c9b
 title: Part 130
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-131.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-131.md
index edf5c6d2e8..c9cec5f17a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-131.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-131.md
@@ -2,7 +2,7 @@
 id: 5d79253939434a2724c0ec41
 title: Part 131
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-132.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-132.md
index bf6bbca1b4..895378cdac 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-132.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-132.md
@@ -2,7 +2,7 @@
 id: 5d792539b9e1d3c54d8fe94a
 title: Part 132
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-133.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-133.md
index cd2d88b3cb..21b504622f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-133.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-133.md
@@ -2,7 +2,7 @@
 id: 5d792539b2e0bd8f9e8213e4
 title: Part 133
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-134.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-134.md
index 8675cc551b..5256bdb10a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-134.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-134.md
@@ -2,7 +2,7 @@
 id: 5d792539239148965a1a59a5
 title: Part 134
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-135.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-135.md
index 325c3dc952..ddc4f23e30 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-135.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-135.md
@@ -2,7 +2,7 @@
 id: 5d792539e1446045d0df6d28
 title: Part 135
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-136.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-136.md
index 5afdb0795b..3c38ae4528 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-136.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-136.md
@@ -2,7 +2,7 @@
 id: 5d79253a2febbb77098730b9
 title: Part 136
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-137.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-137.md
index fb5ec7505b..37e1a7c0f7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-137.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-137.md
@@ -2,7 +2,7 @@
 id: 5d79253a98bd9fdf7ce68d0a
 title: Part 137
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-138.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-138.md
index a9737b139e..30ece6687b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-138.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-138.md
@@ -2,7 +2,7 @@
 id: 5d79253a1e9abf29de64c177
 title: Part 138
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-139.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-139.md
index a922ab945d..91cba019ef 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-139.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-139.md
@@ -2,7 +2,7 @@
 id: 5d79253a8b29d78984369e4b
 title: Part 139
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-140.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-140.md
index cb537c603b..23b99696d2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-140.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-140.md
@@ -2,7 +2,7 @@
 id: 5d79253ad297a31cbe073718
 title: Part 140
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-141.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-141.md
index d91ead934a..7a7dcc66d9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-141.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/functional-programming-spreadsheet/part-141.md
@@ -2,7 +2,7 @@
 id: 5dc10b8b93704f41d279eb5b
 title: Part 141
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-01.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-01.md
index 8fb9ceef38..3836d448bc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-01.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-01.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44d9a
 title: Part 01
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-02.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-02.md
index 884d355d81..e9735a61e8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-02.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-02.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44d9b
 title: Part 02
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-03.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-03.md
index 31dfb1efdf..a9eaa3ed62 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-03.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-03.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44d9c
 title: Part 03
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-04.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-04.md
index 35d1cf6dee..7b7d85eccc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-04.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-04.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44d9d
 title: Part 04
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-05.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-05.md
index ce80396b57..a549c248fb 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-05.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-05.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44d9e
 title: Part 05
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-06.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-06.md
index 7836776b8a..ecfe041d2b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-06.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-06.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44d9f
 title: Part 06
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-07.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-07.md
index c8a0049266..8ec23cb567 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-07.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-07.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da0
 title: Part 07
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-08.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-08.md
index 69b348437d..694eb386ff 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-08.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-08.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da1
 title: Part 08
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-09.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-09.md
index 13cce1800d..cbc6befdc1 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-09.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-09.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da2
 title: Part 09
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-10.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-10.md
index 60a845575d..fce609c69e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-10.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-10.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da3
 title: Part 10
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-11.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-11.md
index 0e2dd3057c..855ee54a5c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-11.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-11.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da4
 title: Part 11
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-12.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-12.md
index b81650d497..1ec9f88500 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-12.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-12.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da5
 title: Part 12
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-13.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-13.md
index 4ebf91b8fb..e724677e84 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-13.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-13.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da6
 title: Part 13
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-14.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-14.md
index 694d753ad9..7de04c13cc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-14.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-14.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da7
 title: Part 14
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-15.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-15.md
index 8fbc413405..19c357a1d0 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-15.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-15.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da8
 title: Part 15
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-16.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-16.md
index a0fa7a360d..bbd7a04a50 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-16.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-16.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44da9
 title: Part 16
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-17.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-17.md
index 34891209ba..06d5539155 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-17.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-17.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44daa
 title: Part 17
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-18.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-18.md
index ad985b3f82..b85b429537 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-18.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-18.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dab
 title: Part 18
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-19.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-19.md
index 684268d6e7..e12f038e39 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-19.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-19.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dac
 title: Part 19
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-20.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-20.md
index 34f45bccf4..8061d9e79a 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-20.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-20.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dad
 title: Part 20
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-21.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-21.md
index ed18dfb4e6..8b72ddd1cb 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-21.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-21.md
@@ -2,7 +2,7 @@
 id: 5e302e80e003129199103c78
 title: Part 21
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-22.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-22.md
index 6a0f18906d..22723164c6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-22.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-22.md
@@ -2,7 +2,7 @@
 id: 5e302e8ce003129199103c79
 title: Part 22
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-23.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-23.md
index ce6f0dfe7e..9ea6f06690 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-23.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-23.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dae
 title: Part 23
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-24.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-24.md
index ddb82dde52..7bf71c9116 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-24.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-24.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44daf
 title: Part 24
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-25.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-25.md
index 8fbae306e9..93354b2844 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-25.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-25.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db0
 title: Part 25
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-26.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-26.md
index 7c351bc593..e70d2c2f47 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-26.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-26.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db1
 title: Part 26
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-27.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-27.md
index 18fd36cd5b..9e1cc6347c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-27.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-27.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db2
 title: Part 27
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-28.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-28.md
index 675f7f8e75..247c9c5953 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-28.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-28.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db3
 title: Part 28
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-29.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-29.md
index 839e15698b..6bf25bb838 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-29.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-29.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db4
 title: Part 29
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-30.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-30.md
index 6b798e4525..fc387924dc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-30.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-30.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db5
 title: Part 30
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-31.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-31.md
index bc35d4053e..9cdeb78bfc 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-31.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-31.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db6
 title: Part 31
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-32.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-32.md
index 7a2c2ecd39..20e2ba3868 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-32.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-32.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db7
 title: Part 32
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-33.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-33.md
index 5c60d7f654..647dc253ef 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-33.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-33.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db8
 title: Part 33
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-34.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-34.md
index 813e03824a..3fc9697a8d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-34.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-34.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44db9
 title: Part 34
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-35.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-35.md
index 0b4ac3ea83..44ba17d82f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-35.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-35.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dba
 title: Part 35
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-36.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-36.md
index 735c990377..101a003c3e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-36.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-36.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dbb
 title: Part 36
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-37.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-37.md
index 3ef018228b..49e5ee9a8e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-37.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-37.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dbc
 title: Part 37
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-38.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-38.md
index 6132f3a4b6..bc068cc3bd 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-38.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-38.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dbd
 title: Part 38
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-39.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-39.md
index 95e00ffba9..33a37ec497 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-39.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-39.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dbe
 title: Part 39
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-40.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-40.md
index 18192937d3..a2c749f2af 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-40.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-40.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dbf
 title: Part 40
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-41.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-41.md
index f76efe7917..e7e71fac73 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-41.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-41.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc0
 title: Part 41
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-42.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-42.md
index 1c4d250819..165d0ac78e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-42.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-42.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc1
 title: Part 42
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-43.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-43.md
index ea397a58ba..05516587a3 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-43.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-43.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc2
 title: Part 43
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-44.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-44.md
index 4f6537e6f0..bc24b91d1b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-44.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-44.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc3
 title: Part 44
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-45.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-45.md
index a727fd2467..992478467b 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-45.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-45.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc4
 title: Part 45
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-46.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-46.md
index 3cdb431504..b173e93402 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-46.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-46.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc5
 title: Part 46
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-47.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-47.md
index 6f9ed29506..661eb51ca2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-47.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-47.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc6
 title: Part 47
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-48.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-48.md
index 7f442e7232..fff944b591 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-48.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-48.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc7
 title: Part 48
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-49.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-49.md
index bb7a3e0d6e..245dd9362d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-49.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-49.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc8
 title: Part 49
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-50.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-50.md
index cb536f9d52..60dbc89cde 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-50.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-50.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dc9
 title: Part 50
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-51.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-51.md
index e59886a61a..466e232601 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-51.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-51.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dca
 title: Part 51
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-52.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-52.md
index b10b0aae50..0a0434e0f5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-52.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-52.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dcb
 title: Part 52
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-53.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-53.md
index 2edab47721..f6f8c818c9 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-53.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-53.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dcc
 title: Part 53
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-54.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-54.md
index ef5f1602e1..569b262b9c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-54.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-54.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dcd
 title: Part 54
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-55.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-55.md
index bc0e65fe0f..bd541b5e18 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-55.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-55.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dce
 title: Part 55
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-56.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-56.md
index e5afd8264a..7605ece56e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-56.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-56.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dcf
 title: Part 56
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-57.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-57.md
index 5bf201eb4b..c10350205e 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-57.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-57.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd0
 title: Part 57
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-58.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-58.md
index e326c81733..a6e0a637d7 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-58.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-58.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd1
 title: Part 58
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-59.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-59.md
index e6efa9799e..96e916f471 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-59.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-59.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd2
 title: Part 59
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-60.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-60.md
index 64d8e2d0b2..f44b5c3904 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-60.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-60.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd3
 title: Part 60
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-61.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-61.md
index d924121a5b..09eb24004c 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-61.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-61.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd4
 title: Part 61
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-62.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-62.md
index e0ef531d23..7d150e8480 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-62.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-62.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd5
 title: Part 62
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-63.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-63.md
index d3a12a696c..46b9c3b687 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-63.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-63.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd6
 title: Part 63
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-64.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-64.md
index d2641caa86..969fc5dd04 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-64.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-64.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd7
 title: Part 64
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-65.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-65.md
index 0945cb9c45..3643f1684d 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-65.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-65.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd8
 title: Part 65
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-66.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-66.md
index ee57b66300..aca8651cca 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-66.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-66.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dd9
 title: Part 66
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-67.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-67.md
index ed02bbb36f..82e799e259 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-67.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-67.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dda
 title: Part 67
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-68.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-68.md
index 1434d0f626..d7a2179687 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-68.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-68.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44ddb
 title: Part 68
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-69.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-69.md
index 040c01ed6b..e305d6d8c8 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-69.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-69.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44ddc
 title: Part 69
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-70.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-70.md
index 20f586fe03..2efd5e3189 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-70.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-70.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44ddd
 title: Part 70
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-71.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-71.md
index c49ee4d215..c72866a981 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-71.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-71.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44dde
 title: Part 71
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-72.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-72.md
index e33ed8f685..46dd199ec2 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-72.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-72.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44ddf
 title: Part 72
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-73.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-73.md
index d841c35493..43ed0b38c6 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-73.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-73.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44de0
 title: Part 73
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-74.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-74.md
index a35ee9e133..bf5da01631 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-74.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-74.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44de1
 title: Part 74
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-75.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-75.md
index d146b01634..5e79c5fd8f 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-75.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-75.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44de2
 title: Part 75
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-76.md b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-76.md
index 626fce5487..2b6f1ce6b5 100644
--- a/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-76.md
+++ b/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-javascript-calorie-counter/part-76.md
@@ -2,7 +2,7 @@
 id: 5ddb965c65d27e1512d44de3
 title: Part 76
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-1.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-1.english.md
index ea9ea73448..a2f2c8f9ad 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-1.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-1.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9de
 title: Part 1
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-10.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-10.english.md
index 51dbc8c8e3..7fef36f26e 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-10.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-10.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e7
 title: Part 10
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-100.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-100.english.md
index 52ccff216d..dcc4632a4b 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-100.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-100.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca41
 title: Part 100
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-101.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-101.english.md
index 0bdbcb3390..18d5b5ff92 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-101.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-101.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca42
 title: Part 101
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-102.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-102.english.md
index f6f1f5fa99..f1b26009d9 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-102.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-102.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca43
 title: Part 102
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-103.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-103.english.md
index ea52ee66a6..db8d7a697b 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-103.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-103.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca44
 title: Part 103
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-104.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-104.english.md
index 96185c6b15..b134ce9ae1 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-104.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-104.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca47
 title: Part 104
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-105.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-105.english.md
index c38504f669..2b61eaf64a 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-105.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-105.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca48
 title: Part 105
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-106.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-106.english.md
index f4894aee01..af37ddd7f7 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-106.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-106.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca49
 title: Part 106
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-107.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-107.english.md
index a8219f25ba..782ea3b4c4 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-107.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-107.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca4a
 title: Part 107
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-108.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-108.english.md
index b2218674f2..625c7c47ad 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-108.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-108.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca4b
 title: Part 108
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-109.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-109.english.md
index 3e742957ba..4fe3f03a66 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-109.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-109.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca4c
 title: Part 109
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-11.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-11.english.md
index e848b11cb2..69ef41f7ee 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-11.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-11.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e8
 title: Part 11
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-110.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-110.english.md
index 2a0c0e5c3c..067fcd175f 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-110.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-110.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca4d
 title: Part 110
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-111.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-111.english.md
index 32408e80e7..106c71a38f 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-111.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-111.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca4e
 title: Part 111
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-112.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-112.english.md
index 0ee8c3f032..9e9b8cd74e 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-112.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-112.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca4f
 title: Part 112
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-113.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-113.english.md
index f399e98efb..48245b6461 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-113.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-113.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca50
 title: Part 113
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-114.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-114.english.md
index fb8d204726..bcfa7059b9 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-114.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-114.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca51
 title: Part 114
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-115.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-115.english.md
index 4311f55c36..9b1562c359 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-115.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-115.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca52
 title: Part 115
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-116.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-116.english.md
index f3b7a70202..d945541d65 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-116.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-116.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca53
 title: Part 116
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-117.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-117.english.md
index bf708b8874..c98f02ac28 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-117.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-117.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca54
 title: Part 117
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-118.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-118.english.md
index d02cc61a37..20a41b2ca0 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-118.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-118.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca55
 title: Part 118
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-119.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-119.english.md
index fdc74b8c47..83f873d9d9 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-119.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-119.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca56
 title: Part 119
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-12.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-12.english.md
index f981d95595..994581c2aa 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-12.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-12.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e9
 title: Part 12
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-120.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-120.english.md
index 3210912a14..dc3fa195d6 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-120.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-120.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca57
 title: Part 120
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-121.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-121.english.md
index 1b7c1fdde8..c3c3152a0c 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-121.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-121.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca58
 title: Part 121
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-122.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-122.english.md
index e60aa86106..4e92a3c033 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-122.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-122.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca59
 title: Part 122
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-123.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-123.english.md
index 7657174b06..78f1bc8253 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-123.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-123.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca5a
 title: Part 123
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-124.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-124.english.md
index 912be90346..8768b67783 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-124.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-124.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca5b
 title: Part 124
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-125.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-125.english.md
index 92efdf7e92..a4de8519ac 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-125.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-125.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca5c
 title: Part 125
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-126.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-126.english.md
index 36a92d5d87..ec329ce988 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-126.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-126.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca5d
 title: Part 126
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-127.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-127.english.md
index 79ef2da62a..9639cf0ac3 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-127.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-127.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca5e
 title: Part 127
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-128.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-128.english.md
index c5f5672a31..13f1b94135 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-128.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-128.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca5f
 title: Part 128
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-129.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-129.english.md
index 8d7b682ebc..257d8ff132 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-129.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-129.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca60
 title: Part 129
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-13.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-13.english.md
index 53ea256e6c..2c6832a110 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-13.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-13.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9ea
 title: Part 13
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-130.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-130.english.md
index c35b62c631..962177f26c 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-130.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-130.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca61
 title: Part 130
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-131.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-131.english.md
index 07e091dc9b..6c533b849f 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-131.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-131.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca62
 title: Part 131
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-132.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-132.english.md
index 626236350d..9473598826 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-132.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-132.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca63
 title: Part 132
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-133.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-133.english.md
index f89f67654c..1b4f7f22f2 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-133.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-133.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca64
 title: Part 133
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-134.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-134.english.md
index 30747572c5..8b846d0224 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-134.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-134.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca65
 title: Part 134
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-135.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-135.english.md
index 1343d06b5a..480e4634c0 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-135.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-135.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca66
 title: Part 135
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-136.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-136.english.md
index 6084fda77a..77f3c9cabe 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-136.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-136.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca67
 title: Part 136
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-137.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-137.english.md
index f53d02999c..af5849957b 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-137.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-137.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca68
 title: Part 137
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-138.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-138.english.md
index bc37e88f5e..08bfa60222 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-138.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-138.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca6a
 title: Part 138
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-139.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-139.english.md
index 9ced59cc20..5a4da2e619 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-139.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-139.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca6b
 title: Part 139
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-14.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-14.english.md
index 854b929af4..893fc93453 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-14.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-14.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9eb
 title: Part 14
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-140.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-140.english.md
index b6fc211053..386dbfbae2 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-140.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-140.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca6c
 title: Part 140
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-141.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-141.english.md
index a353919072..405debbe00 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-141.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-141.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca6d
 title: Part 141
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-142.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-142.english.md
index 3d4516d9ae..baa1c7d4b0 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-142.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-142.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca6e
 title: Part 142
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-143.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-143.english.md
index e90154dfe6..5b1c86f484 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-143.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-143.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca6f
 title: Part 143
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-144.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-144.english.md
index f57b50d821..c0a93caada 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-144.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-144.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca70
 title: Part 144
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-145.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-145.english.md
index b1ea603c8d..19c34d850a 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-145.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-145.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca71
 title: Part 145
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-146.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-146.english.md
index 53d22087fb..4d3d8ae528 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-146.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-146.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca72
 title: Part 146
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-15.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-15.english.md
index ad459fcb14..43a616536f 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-15.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-15.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9ec
 title: Part 15
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-16.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-16.english.md
index 8d69c38ce4..c5aceb20e9 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-16.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-16.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9ed
 title: Part 16
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-17.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-17.english.md
index 47bf9b3e7d..050b875e66 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-17.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-17.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9ee
 title: Part 17
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-18.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-18.english.md
index b75c8df4b2..0d51a8e0d2 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-18.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-18.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9ef
 title: Part 18
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-19.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-19.english.md
index 2f83629293..86d00b4902 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-19.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-19.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f0
 title: Part 19
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-2.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-2.english.md
index 294940968e..aa775e28ac 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-2.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-2.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9df
 title: Part 2
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-20.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-20.english.md
index 57a7b9262a..87b2d8c94b 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-20.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-20.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f1
 title: Part 20
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-21.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-21.english.md
index 46b194168c..5e6ae0f6c0 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-21.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-21.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f2
 title: Part 21
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-22.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-22.english.md
index acb1709aff..e2323430e5 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-22.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-22.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f3
 title: Part 22
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-23.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-23.english.md
index cf133d9cf3..c60b27383d 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-23.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-23.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f4
 title: Part 23
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-24.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-24.english.md
index dd0fe50410..936daa15c2 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-24.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-24.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f5
 title: Part 24
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-25.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-25.english.md
index 2d71f94541..498a996896 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-25.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-25.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f6
 title: Part 25
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-26.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-26.english.md
index 9d605d2239..0ae986c332 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-26.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-26.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f7
 title: Part 26
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-27.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-27.english.md
index 089186d8c5..b85e5b44e9 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-27.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-27.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f8
 title: Part 27
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-28.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-28.english.md
index 90efe7c53e..41bf37e966 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-28.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-28.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9f9
 title: Part 28
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-29.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-29.english.md
index 4adf19fff4..6b07df1846 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-29.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-29.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9fa
 title: Part 29
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-3.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-3.english.md
index 9d64d8cb58..b104b8837b 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-3.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-3.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e0
 title: Part 3
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-30.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-30.english.md
index 0dec13f837..9b024491a8 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-30.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-30.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9fb
 title: Part 30
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-31.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-31.english.md
index e51cbcd0cf..5c03db5358 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-31.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-31.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9fc
 title: Part 31
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-32.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-32.english.md
index 0ab74e0956..988d05fae5 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-32.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-32.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9fd
 title: Part 32
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-33.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-33.english.md
index 241422c07a..0765adb703 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-33.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-33.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9fe
 title: Part 33
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-34.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-34.english.md
index 4b903d8be9..80826340d5 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-34.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-34.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9ff
 title: Part 34
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-35.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-35.english.md
index 6107fe6f4a..8c895ccd2d 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-35.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-35.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca00
 title: Part 35
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-36.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-36.english.md
index bed37fa3a8..86cc60c199 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-36.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-36.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca01
 title: Part 36
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-37.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-37.english.md
index e11f6a21af..8213c053f6 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-37.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-37.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca02
 title: Part 37
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-38.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-38.english.md
index e248f57d99..7c64ad929a 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-38.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-38.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca03
 title: Part 38
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-39.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-39.english.md
index fc92952869..6b5f99a911 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-39.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-39.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca04
 title: Part 39
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-4.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-4.english.md
index f92dd6aa58..6c4b0ddb45 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-4.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-4.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e1
 title: Part 4
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-40.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-40.english.md
index 9261b4fe9d..6b3f9eab27 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-40.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-40.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca05
 title: Part 40
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-41.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-41.english.md
index 04fd6d2e27..eec250cec6 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-41.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-41.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca06
 title: Part 41
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-42.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-42.english.md
index 5f0ad05a98..aca7b560b8 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-42.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-42.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca07
 title: Part 42
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-43.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-43.english.md
index 4c89000eae..3f9b8a8e04 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-43.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-43.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca08
 title: Part 43
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-44.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-44.english.md
index 1e75e2db44..756a65efa4 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-44.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-44.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca09
 title: Part 44
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-45.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-45.english.md
index deb1ad16d1..bfe61509e1 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-45.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-45.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca0a
 title: Part 45
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-46.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-46.english.md
index 547d10bd8a..4830f0a94f 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-46.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-46.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca0b
 title: Part 46
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-47.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-47.english.md
index 32bbdb114e..33f722a8ba 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-47.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-47.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca0c
 title: Part 47
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-48.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-48.english.md
index 7321a24e28..363a49fc85 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-48.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-48.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca0d
 title: Part 48
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-49.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-49.english.md
index c40f650fd9..82ed962743 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-49.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-49.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca0e
 title: Part 49
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-5.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-5.english.md
index 912cce4bb9..0c49803db6 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-5.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-5.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e2
 title: Part 5
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-50.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-50.english.md
index 347ed7e6dd..6b9f70d1b0 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-50.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-50.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca0f
 title: Part 50
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-51.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-51.english.md
index 1e1153a83e..d9cadb80fd 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-51.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-51.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca10
 title: Part 51
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-52.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-52.english.md
index 1f6d658b4a..bbb4b56cfd 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-52.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-52.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca11
 title: Part 52
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-53.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-53.english.md
index db9a51f3f5..a2d320908e 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-53.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-53.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca12
 title: Part 53
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-54.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-54.english.md
index 4fdd6e1e66..5494e8e0e5 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-54.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-54.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca13
 title: Part 54
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-55.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-55.english.md
index 089b2c517c..ed6a5b396f 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-55.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-55.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca14
 title: Part 55
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-56.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-56.english.md
index 8670b7b519..9959f8ac8d 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-56.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-56.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca15
 title: Part 56
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-57.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-57.english.md
index 61f79c8148..06f974f50e 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-57.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-57.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca16
 title: Part 57
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-58.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-58.english.md
index 7038b5c30a..290b45f888 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-58.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-58.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca17
 title: Part 58
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-59.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-59.english.md
index 838dee7a4e..650e216575 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-59.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-59.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca18
 title: Part 59
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-6.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-6.english.md
index e25c5126cc..14f6484c43 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-6.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-6.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e3
 title: Part 6
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-60.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-60.english.md
index a238f3691b..6a9393668c 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-60.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-60.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca19
 title: Part 60
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-61.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-61.english.md
index 576ea44ea5..8202310326 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-61.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-61.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca1a
 title: Part 61
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-62.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-62.english.md
index 8767060ec2..311e05c76d 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-62.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-62.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca1b
 title: Part 62
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-63.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-63.english.md
index 785102ccf5..3c9c7ecce4 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-63.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-63.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca1c
 title: Part 63
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-64.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-64.english.md
index c5e941d946..a835c2ea93 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-64.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-64.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca1d
 title: Part 64
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-65.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-65.english.md
index 9ba98ab22a..a988dd8b41 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-65.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-65.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca1e
 title: Part 65
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-66.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-66.english.md
index c714179706..493f519965 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-66.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-66.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca1f
 title: Part 66
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-67.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-67.english.md
index b9e5d6e012..990785d528 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-67.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-67.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca20
 title: Part 67
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-68.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-68.english.md
index 5611776700..d2afd078cb 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-68.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-68.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca21
 title: Part 68
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-69.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-69.english.md
index b9de62be31..27eee25d80 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-69.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-69.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca22
 title: Part 69
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-7.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-7.english.md
index 8417ac7480..77549e144f 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-7.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-7.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e4
 title: Part 7
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-70.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-70.english.md
index 95b77f659d..acb3f26ba6 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-70.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-70.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca23
 title: Part 70
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-71.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-71.english.md
index 1b160b965c..2e39486079 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-71.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-71.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca24
 title: Part 71
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-72.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-72.english.md
index c42ef95cef..32bf53a6e0 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-72.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-72.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca25
 title: Part 72
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-73.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-73.english.md
index 6f8138c0c4..cb209cbced 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-73.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-73.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca26
 title: Part 73
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-74.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-74.english.md
index 5d93de7ade..433d6b40e2 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-74.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-74.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca27
 title: Part 74
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-75.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-75.english.md
index bac00b3dcc..e4773d5a43 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-75.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-75.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca28
 title: Part 75
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-76.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-76.english.md
index bbbe313a45..791a47c669 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-76.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-76.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca29
 title: Part 76
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-77.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-77.english.md
index 52046c9781..8298916c5b 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-77.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-77.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca2a
 title: Part 77
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-78.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-78.english.md
index e1f4d2f92e..7a474109cf 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-78.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-78.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca2b
 title: Part 78
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-79.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-79.english.md
index d6f7298da1..57732808be 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-79.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-79.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca2c
 title: Part 79
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-8.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-8.english.md
index c5bdd30039..76eb24c9eb 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-8.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-8.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e5
 title: Part 8
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-80.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-80.english.md
index dbf29da9a0..934b5e6968 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-80.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-80.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca2d
 title: Part 80
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-81.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-81.english.md
index 244bb57f60..bd881d74aa 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-81.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-81.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca2e
 title: Part 81
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-82.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-82.english.md
index e3d264a9ed..45571df810 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-82.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-82.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca2f
 title: Part 82
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-83.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-83.english.md
index ec88d0b4e0..5a389481d9 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-83.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-83.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca30
 title: Part 83
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-84.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-84.english.md
index 33e5fb521a..f6c2ed9aee 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-84.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-84.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca31
 title: Part 84
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-85.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-85.english.md
index be8086adea..6e77e70b13 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-85.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-85.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca32
 title: Part 85
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-86.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-86.english.md
index 3dd480445b..fb8b71091f 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-86.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-86.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca33
 title: Part 86
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-87.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-87.english.md
index 9f945dc626..799b31bc09 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-87.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-87.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca34
 title: Part 87
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-88.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-88.english.md
index 1c2b155cd3..012ae25abf 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-88.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-88.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca35
 title: Part 88
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-89.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-89.english.md
index 0e4b4cbca6..c44752790b 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-89.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-89.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca36
 title: Part 89
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-9.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-9.english.md
index c1b9a06c88..86e6ff359d 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-9.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-9.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1c9e6
 title: Part 9
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-90.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-90.english.md
index 05a74e85f7..330b054c81 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-90.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-90.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca37
 title: Part 90
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-91.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-91.english.md
index 5b75e4ee2e..eb4717e88d 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-91.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-91.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca38
 title: Part 91
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-92.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-92.english.md
index 3d52afe441..e4b037f1d0 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-92.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-92.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca39
 title: Part 92
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-93.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-93.english.md
index e19dd0bbe8..7a0f65dbf9 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-93.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-93.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca3a
 title: Part 93
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-94.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-94.english.md
index 32d8d7e0dc..b22c2370d5 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-94.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-94.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca3b
 title: Part 94
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-95.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-95.english.md
index 8608913fb9..9c3f5bafef 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-95.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-95.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca3c
 title: Part 95
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-96.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-96.english.md
index 5837d9d0d2..19afacec5e 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-96.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-96.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca3d
 title: Part 96
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-97.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-97.english.md
index 3b67557b2f..511567906a 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-97.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-97.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca3e
 title: Part 97
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-98.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-98.english.md
index b5cb9dd639..9d4af138d5 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-98.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-98.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca3f
 title: Part 98
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-99.english.md b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-99.english.md
index a62f6961ea..eceea6efbb 100644
--- a/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-99.english.md
+++ b/curriculum/challenges/english/04-data-visualization/d3-dashboard/part-99.english.md
@@ -2,7 +2,7 @@
 id: 5d8a4cfbe6b6180ed9a1ca40
 title: Part 99
 challengeType: 0
-isBeta: true
+isHidden: true
 ---
 
 ## Description
diff --git a/curriculum/test/test-challenges.js b/curriculum/test/test-challenges.js
index 3fc42cb513..5fdbed433c 100644
--- a/curriculum/test/test-challenges.js
+++ b/curriculum/test/test-challenges.js
@@ -283,9 +283,11 @@ function populateTestsForLang({ lang, challenges, meta }) {
             if (challenge.challengeType !== 7 && invalidBlock) {
               throw new Error(invalidBlock);
             }
-            const { id, title } = challenge;
+            const { id, title, block, dashedName } = challenge;
+            const dashedBlock = dasherize(block);
+            const pathAndTitle = `${dashedBlock}/${dashedName}`;
             mongoIds.check(id, title);
-            challengeTitles.check(title);
+            challengeTitles.check(title, pathAndTitle);
           });
 
           const { challengeType } = challenge;
diff --git a/curriculum/test/utils/challengeTitles.js b/curriculum/test/utils/challengeTitles.js
index b14d5fdd99..2c1dcaf56d 100644
--- a/curriculum/test/utils/challengeTitles.js
+++ b/curriculum/test/utils/challengeTitles.js
@@ -8,15 +8,15 @@ class ChallengeTitles {
         `Expected a valid string for ${title}, but got a(n) ${typeof title}`
       );
     }
-    const titleToCheck = title.replace(/\s+/g, '').toLowerCase();
+    let titleToCheck = title.replace(/\s+/g, '').toLowerCase();
     if (titleToCheck.length === 0) {
       throw new Error('Expected a title length greater than 0');
     }
-    const isProjectCurriculumChallenge = title.match(/^Part\s*\d+/);
-    const titleToAdd = isProjectCurriculumChallenge
-      ? pathAndTitle
-      : titleToCheck;
-    const isKnown = this.knownTitles.includes(titleToAdd);
+    // reassign titleToCheck if challenge is part of the project
+    // based curriculum
+    const isProjectCurriculumChallenge = title.match(/^Part\s*\d+$/);
+    titleToCheck = isProjectCurriculumChallenge ? pathAndTitle : titleToCheck;
+    const isKnown = this.knownTitles.includes(titleToCheck);
     if (isKnown) {
       throw new Error(`
     All current curriculum challenges must have a unique title.
@@ -24,7 +24,7 @@ class ChallengeTitles {
     The title ${title} (at ${pathAndTitle}) is already assigned
     `);
     }
-    this.knownTitles = [...this.knownTitles, titleToAdd];
+    this.knownTitles = [...this.knownTitles, titleToCheck];
   }
 }
 
diff --git a/utils/block-nameify.js b/utils/block-nameify.js
index 309bc751d1..22396b9926 100644
--- a/utils/block-nameify.js
+++ b/utils/block-nameify.js
@@ -22,7 +22,7 @@ const preFormattedBlockNames = {
   'javascript-spreadsheet': 'JavaScript Spreadsheet',
   'intermediate-javascript-calorie-counter':
     'Intermediate JavaScript Calorie Counter',
-  'd3-dashboard': 'D3 Dashboard Project'
+  'd3-dashboard': 'D3 Dashboard'
 };
 
 const noFormatting = ['and', 'for', 'of', 'the', 'up', 'with'];