Buy a modern version of Dr NIM! https://mathsgear.co.uk/products/braino The game of (single pile) Nim can be won by anyone who understands a simple trick. A trick so easy, a 1960s mechanical plastic computer can play with perfect strategy, defeating all humans. Learn the method and proceed to beat your friends, family and colleagues. Read more about single-pile Nim on the Maths Busking site: http://www.mathsbusking.com/shows-twenty-quid.html My Domino Computer. The Domputer. https://www.youtube.com/watch?v=OpLU__bhu2w Dr NIM at the Computer History Museum: http://www.computerhistory.org/collections/catalog/102688881 And someone has put the whole instruction booklet online: http://www.cs.miami.edu/home/burt/learning/Csc427.152/491_Dr-Nim-Manual5b15d.pdf MATT PARKER: Stand-up Mathematician Website: http://standupmaths.com/ Music by Howard Carter Design by Simon Wright