9:11

How I Feel About Logarithms

12:27

Big Factorials - Numberphile

14:09

Suspend Your Disbelief (or, how to ruin everything in 7 steps)

4:36

Crazy Snail 3: Every Thing

5:52

ViHart on Tetrahedral Dice - Numberphile

7:52

There are SIX Platonic Solids

5:54

MegaFavNumbers - The Even Amicable Numbers Conjecture

5:17

Pi Is (still) Wrong.