Pythagoras twisted squares: Why did they not teach you any of this in school?
42:35
Fibonacci = Pythagoras: Help save a beautiful discovery from oblivion
51:49
The ARCTIC CIRCLE THEOREM or Why do physicists play dominoes?
36:37
Secrets of the lost number walls
29:42
Why 4d geometry makes me sad
45:10
How did Ramanujan solve the STRAND puzzle?
47:10
Why don't they teach Newton's calculus of 'What comes next?'
45:04
Why There's 'No' Quintic Formula (proof without Galois theory)
1:25:02