The Wallis product for pi, proved geometrically
17:08
Why is pi here? And why is it squared? A geometric answer to the Basel problem
30:42
Pi hiding in prime regularities
18:39
The Bizarre Shape Of The Universe
18:49
How to lie using visual proofs
33:37
Something Strange Happens When You Trust Quantum Mechanics
25:39
The Moessner Miracle. Why wasn't this discovered for over 2000 years?
24:46
Why π is in the normal distribution (beyond integral tricks)
24:28