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 ...

ADHD remains one of the most common childhood diagnoses, affecting 11.4% of school-aged children. The CDC now estimates that ...

Racial categories, which have been on every U.S. census, have changed from decade to decade, reflecting the politics and science of the times.

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