grahamnunn.net: Day 51

Sunday 20 February 2011

This device is known as a Galton box. I only learned this today but thought it was worth sharing.

Richard W said...: Now that is clever.; 21 February 2011 at 20:33
Simon said...: Beautiful. Must've taken a few goes to get the balls to land with the numbers the right way up.

(The quip that keeps on giving...); 1 March 2011 at 20:22