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Every Strictly-Convex Deltahedron
D!NG
May 20, 2018
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Mysterium Cosmographicum
Squaring a Doughnut
The Five Compound Platonic Solids
Hyperboloids
The Quest to Build a 4D Rubik's Cube
The ALMOST Platonic Solids
Spinning
Euler's Disk
Homonyms
The Infinite Pattern That Never Repeats
Text Message Magic
there are 48 regular polyhedra
There are SIX Platonic Solids
The Game You Can't Win
This Rubik's Cube has 5 different solutions!
The Brachistochrone
The Leaning Tower of Lire
Inq's Cipher Wheel
Thales's Theorem
Perfect Shapes in Higher Dimensions - Numberphile