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 →
Why We Are
Online Events: Watch Our Spring 2020 NMF Roundtables
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
