diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/data-cleaning-introduction.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/data-cleaning-introduction.md
index 59e1da21d2..920ade362f 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/data-cleaning-introduction.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/data-cleaning-introduction.md
@@ -35,25 +35,21 @@ print(s.notnull().sum())
---
-```
-0 True
+0 True
1 True
2 False
3 True
4 False
-dtype: bool
-```
+dtype: bool
---
-```
-0 False
+0 False
1 False
2 True
3 False
4 True
-dtype: bool
-```
+dtype: bool
## --video-solution--
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/data-cleaning-with-dataframes.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/data-cleaning-with-dataframes.md
index 747469dc82..c6e79bcb87 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/data-cleaning-with-dataframes.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/data-cleaning-with-dataframes.md
@@ -32,36 +32,36 @@ print(s)
## --answers--
-```
+
0 1.0
1 1.0
2 2.0
3 3.0
4 3.0
dtype: float64
-```
+
---
-```
+
0 NaN
1 1.0
2 2.0
3 2.0
4 3.0
dtype: float64
-```
+
---
-```
+
0 NaN
1 1.0
2 2.0
3 NaN
4 3.0
dtype: float64
-```
+
## --video-solution--
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/numpy-arrays.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/numpy-arrays.md
index af11cce7cc..f6158ee80f 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/numpy-arrays.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/numpy-arrays.md
@@ -32,25 +32,25 @@ print(A[:, :2])
## --answers--
-```python
+
[['a' 'b']]
-```
+
---
-```py
+
[['b' 'c']
['e' 'f']
['h' 'i']]
-```
+
---
-```py
+
[['a' 'b']
['d' 'e']
['g' 'h']]
-```
+
## --video-solution--
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-conditional-selection-and-modifying-dataframes.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-conditional-selection-and-modifying-dataframes.md
index 3618e97f58..213b1d8b72 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-conditional-selection-and-modifying-dataframes.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-conditional-selection-and-modifying-dataframes.md
@@ -38,33 +38,33 @@ print(certificates_earned)
## --answers--
-```
+
Tom 13
Kris 11
Ahmad 9
Beau 7
Name: Longest streak, dtype: int64
-```
+
---
-```
+
Certificates Time (in months) Longest streak
Tom 8 16 13
Kris 2 5 11
Ahmad 5 9 9
Beau 6 12 7
-```
+
---
-```
+
Certificates Longest streak
Tom 8 13
Kris 2 11
Ahmad 5 9
Beau 6 7
-```
+
## --video-solution--
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-creating-columns.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-creating-columns.md
index 5894d0100f..1c3ad240dd 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-creating-columns.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-creating-columns.md
@@ -20,13 +20,11 @@ More resources:
What code would add a "Certificates per month" column to the `certificates_earned` DataFrame like the one below?
-```
- Certificates Time (in months) Certificates per month
+ Certificates Time (in months) Certificates per month
Tom 8 16 0.50
Kris 2 5 0.40
Ahmad 5 9 0.56
-Beau 6 12 0.50
-```
+Beau 6 12 0.50
## --answers--
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-dataframes.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-dataframes.md
index 25b6cf5a88..c67e006dea 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-dataframes.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-dataframes.md
@@ -35,29 +35,29 @@ print(certificates_earned.iloc[2])
## --answers--
-```
+
Tom 16
Kris 5
Ahmad 9
Beau 12
Name: Time (in months), dtype: int64
-```
+
---
-```
+
Certificates 6
Time (in months) 12
Name: Beau, dtype: int64
-```
+
---
-```
+
Certificates 5
Time (in months) 9
Name: Ahmad, dtype: int64
-```
+
## --video-solution--
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-indexing-and-conditional-selection.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-indexing-and-conditional-selection.md
index 538ad5f872..54cf3b24b8 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-indexing-and-conditional-selection.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/pandas-indexing-and-conditional-selection.md
@@ -33,30 +33,30 @@ print(certificates_earned[certificates_earned > 5])
## --answers--
-```
+
Tom True
Kris False
Ahmad False
Beau True
dtype: int64
-```
+
---
-```
+
Tom 8
Ahmad 5
Beau 6
dtype: int64
-```
+
---
-```
+
Tom 8
Beau 6
dtype: int64
-```
+
## --video-solution--
diff --git a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/reading-data-introduction.md b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/reading-data-introduction.md
index 2dc2002eae..b4e43ed117 100644
--- a/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/reading-data-introduction.md
+++ b/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/reading-data-introduction.md
@@ -20,13 +20,13 @@ More resources:
Given a file named `certificates.csv` with these contents:
-```
+
Name$Certificates$Time (in months)
Tom$8$16
Kris$2$5
Ahmad$5$9
Beau$6$12
-```
+
Fill in the blanks for the missing arguments below: