TED: Arthur Benjamin, “Mathemagic” mental calculations

In a lively show, mathemagician Arthur Benjamin races a team of calculators to figure out 3-digit squares, solves another massive mental equation and guesses a few birthdays. How does he do it? He’ll tell you.
Copyright TED Conferences LLC. Embedded on the MathsCareers site under a Creative Commons Licence.


Related Links

TED: Ideas worth spreading
Riveting talks by remarkable people, free to the world.

The Manual of Mathematical Magic
Mathematics and magic may seem a strange combination, but many of the most powerful magical effects performed today have a mathematical basis. The Manual of Mathematical Magic is packed full of magical miracles to impress and entertain your friends.