Original Handbook Problem: Spike can dig 8 holes in 3 hours. Butch can dig 7 holes in 4 hours. Lucky can dig 6 holes in 5 hours. How many minutes will it take them to dig 3 holes if all three work...
The Marble Challenge game is inspired by the winner of the 2015-2016 Math Video Challenge. The video explains the strategy to win the game. Have Mathletes play first, then watch the video. Download...