15:36

Olympiad Geometry Incenter Example 3

29:59

Tesla’s 3-6-9 and Vortex Math: Is this really the key to the universe?

19:51

6.4 Midsegments of Triangles (Geometry)

21:40

Same perimeter, different areas: Which is the largest? The Isoperimetric Problem

1:00:13

Wk1 Wednesday lecture

9:02

Animation vs. Geometry

29:04

Night Tales

5:32

The science of laughter - Sasha Winkler