00:13 – Challenging Word Problems #1
02:05 – Challenging Word Problems #2
03:39 – Challenging Word Problems #3
04:48 – Challenging Word Problems #4
06:59 – Challenging Word Problems #5
08:03 – Challenging Word Problems #6
10:32 – Challenging Word Problems #7
11:48 – Challenging Word Problems #8
12:51 – Challenging Word Problems #9
13:56 – Challenging Word Problems #10