5 Platonic Solids - Numberphile
26:19
Perfect Shapes in Higher Dimensions - Numberphile
7:49
Polyhedrons from solid wood
19:01
A New Discovery about Dodecahedrons - Numberphile
15:18
The Five Compound Platonic Solids
28:43
The ALMOST Platonic Solids
14:27
Absolute Primes - Numberphile
22:16
Every Strictly-Convex Deltahedron
1:42