diff --git a/seed/bonfireMDNlinks.js b/seed/bonfireMDNlinks.js
index 2c5087e453..4e60fe1e6f 100644
--- a/seed/bonfireMDNlinks.js
+++ b/seed/bonfireMDNlinks.js
@@ -15,6 +15,7 @@ var links = {
   "HTML Entities": "http://dev.w3.org/html5/html-author/charref",
   "Symmetric Difference": "https://www.youtube.com/watch?v=PxffSUQRkG4",
   "Roman Numerals": "http://www.mathsisfun.com/roman-numerals.html",
+  "Floating Point Guide": "http://floating-point-gui.de",
 
   // ========= GLOBAL OBJECTS
   "Global Array Object": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array",
diff --git a/seed/challenges/01-front-end-development-certification/advanced-bonfires.json b/seed/challenges/01-front-end-development-certification/advanced-bonfires.json
index 87780b4cd3..1eb30f6cae 100644
--- a/seed/challenges/01-front-end-development-certification/advanced-bonfires.json
+++ b/seed/challenges/01-front-end-development-certification/advanced-bonfires.json
@@ -184,7 +184,8 @@
       ],
       "type": "bonfire",
       "MDNlinks": [
-        "Global Object"
+        "Global Object",
+        "Floating Point Guide"
       ],
       "challengeType": 5,
       "translations": {