A Surprising Appearance of Euler's Famous Formula: V- E + F = 2
21:02
How Round is a Cube? (Answer: Just as round as a sphere!)
16:54
Negative times Negative: A Deep Dive into Understanding It
27:23
A Combinatorial Geometry puzzle that leads to Pick's Theorem -- and beyond!
19:21
There is more than one type of Infinity! (INFINITY: Part 1)
10:21
Graphing Something Horrible with the Power of Common Sense
5:56
SQUARE ROOTS and the AREA MODEL
10:27
A BORING PARTY TRICK with infinite consequences
21:16