That's Right, it Goes in the 4 Hole!
20:35
Amadores acabaram de resolver um problema de matemática de 30 anos
30:10
You'll Never Guess the Optimal Strategy
21:45
Why You Can't Bring Checkerboards to Math Exams
24:43
The Lever Paradox
13:33
Ancient trick to calculate ANY square root
10:56
The Humanly Infinite
25:08
A 1000 Year Old Trick for Divisibility by 37
12:37