Let's Invent Two-Dimensional Multiplication
6:51
It's Not Ambiguous, It's Just Dumb
29:42
Why 4d geometry makes me sad
12:52
Apparently Short Division is a Thing
16:39
Way Bigger Than Graham's Number (Goodstein Sequence) - Numberphile
5:28
This annoying problem is testing my limits.
13:55
Imaginary numbers aren't imaginary
13:35
How Many Ways Can You Fold a Map?
18:48