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The Paradox That Proved Math Can Never Be Complete

For centuries, mathematics was seen as the one discipline immune to contradiction — until one man proved it wasn’t. In the ...
Edutopia

Strategies to Help Build Students’ Math Fact Fluency

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 ...