Get Off The Earth A Famous Bamboozling Problem Numberphile

Featuring Ben Sparks... Check out Brilliant (

Featuring James Grime... Check out Jane Street's "Puzzle Page" for great brain teasers ...

Featuring Neil Sloane - more details below. Gear Train (episode sponsor) is at https://www.metmo.co.uk/collections/gear-train with ...

Featuring Tom Crawford and an Oxford Admissions Question... Check out Brilliant (

Extended math version: http://youtu.be/ugbWqWCcxrg?t=2m32s A version for Dummies: https://youtu.be/7u6kFlWZOWg More ...

Featuring Dr James Grime... See https://brilliant.org/

Matt Henderson is making lightning in mazes. Check out https://www.kiwico.com/

Featuring Matt Henderson... Check out Brilliant (