the five kinds of paradox
19:30
hangman is a weird game
28:47
there are 48 regular polyhedra
18:32
the /hj tone indicator is worse than useless
19:33
The Paradox of Time Travel Paradoxes
18:34
a defense of the imperial measurement system
29:36
c
33:01
Every Math Paradox Explained - FULL Video
17:59