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The 2021 Festival is moving online!

Playful weekly math puzzles, kid-approved? Get the brand-new NMF Weekly →

Join our new Facebook Group for family math inspiration →

What’s the Big Idea Game Show on Feb. 16

Register for the NMF Live Performance Series

Event Video: Math Rap Double Feature

Why We Are

Get the Mathical Book List for All Ages

More Math! Resources for All Ages

2021 Festival Organizers →

Sign up for the NMF Newsletter for updates →

Featured Sponsor: Alfred P. Sloan Foundation