Two decades ago, the mathematician Moon Duchin spent her summers teaching geometry at Mathcamp, a program for mathematically ...

1. Fast and Slow Piles. This works well as a starting or closing activity. Students sort math fact cards into fast and slow piles. This visual way of tracking facts highlights which facts come ...

John Manimas, previously known for his “Mission of John Manimas” website (www jmanimas com) announced today that he found the positive solution to the ancient Pythagorean riddle: “Can one construct a ...

For centuries, humans have assumed that our thinking errors set us apart from the rest of the animal kingdom. From misjudging ...