Potlucks are the answer to the impossible math of entertaining — how to feed a crowd without ... The post Potluck Hosting ...

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 ...

Believe it or not, highway numbers actually make sense. Here's the logic behind odd and even routes, and why the system isn't ...