Little Fibs

Alex Bellos discusses how the Incans used knots in string (Quipu) to record numbers.Check out Brilliant (get 20% off their premium service): https://brillian...

A card trick which involves some little fibs.

Extra footage at: https://youtu.be/cw63McIDWj8

'Mathemagician' Colm Mulcahy is Professor of Mathematics at Spelman College.

Colm: http://cardcolm.org

More cards and suffering videos: http://bit.ly/Cards_Shuffling