In an interview with the Wall Street Journal, which first reported on the trend, the phrase comes from a song by Philadelphia ...

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 ...

A San Diego middle school math teacher is fully embracing the viral "6-7" phenomenon, making 6-7 callouts part of her lessons ...

This generation’s slang is driving teachers nuts. Educators across the country are banning the term “67,” a nonsensical expression often blurted out, especially when “six” and “seven” are mentioned ...