Professional communities centered on mathematics

We connect teachers and professors through shared mathematical discovery.

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Math Session Videos


An Introduction to Problem Solving

This session gets at the heart of Math Teachers’ Circle: becoming comfortable with not knowing how to solve a problem.


Grid Power

A sheet of grid paper and a simple counting question reveal some deep mathematical surprises.


Exploding Dots

An imaginary counting machine explodes teachers’ preconceptions about arithmetic.


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Other mathematical materials >

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KQED News: How Playing With Math Helps Teachers Better Empathize With Students

KQED News reports that Math Teachers’ Circles help teachers bring a sense of wonder and discovery back to math classrooms.

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MTCircular Magazine

Our popular semi-annual magazine shares stories and insights from Circles across the country. Subscribe here.

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Start a Circle

Our Organizer Toolkit contains a wealth of materials to help you start a successful, self-sustaining MTC. Our seed grant program provides start-up funding to selected Circles.


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