Numberphile - Just got my Graham's Number T-Shirt in the post... very cool... http://store.dftba.com/products/grahams-number-shirt Xmas came early! | Facebook
Worst Mouse Ever - Numberphile | Numberphile
Superhero Triangles — Numberphile
Numberphile - An official Numberphile T-Shirt!!!! (prototype test during this morning's dog walk) You can get one here: http://bit.ly/T-Shirt-BN | فيسبوك
The Dumbest Way To Solve A Maze - Numberphile - YouTube
Irrational Number Fear Math Helpline" Essential T-Shirt for Sale by Erewego | Redbubble
Numberphile - Sporting this T-Shirt today. FUN FACT: Ron Graham himself occasionally wears one!!! http://store.dftba.com/products/grahams-number- shirt | Facebook