Pebbling a Checkerboard Game (Or Chessboard)

I happened upon this tweet when I got to work this morning: So I watched the fantastic numberphile video Pebbling a Chessboard. I wanted to get the kids to play the game and I didn’t have any checkers in the classroom, so I decided to program the game in Processing. Thankfully the programming went smoothly, […]

Super Ball

From Wikipedia’s entry on Super Balls. Wham-O Executive Vice-president Richard P. Kerr said, “Each Super Ball bounce is 92% as high as the last. Will it ever stop bouncing? Geometric sequences and series anybody? edit: Amazon review of a superball: What’s the bounce return rate?