Audience: K-12 students and teachers/mathematics professionals

Description: Math Circles are communities of students and educators who meet regularly to explore, discover, and get excited about mathematics through problem-solving. The National Association of Math Circles connects local math circles throughout the U.S.

Website: https://www.mathcircles.org/

Audience: K-12 and higher-education mathematics professionals

Description: Math Teachers’ Circles (MTCs) are communities of K-12 and higher-education mathematics professionals who meet regularly to explore mathematics together. The Math Teachers’ Circle Network connects locally organized MTCs throughout the U.S.

Website: https://www.mathteacherscircle.org/

Audience: K-12 students and parents/community volunteers

Description: Math Monday is a weekly drop-in lunchtime or after-school activity where students play with games, puzzles and manipulatives that help build their math skills.

Website: https://mathmonday.net/

Audience: Indigenous K-12 students and their teachers

Description: The Alliance of Indigenous Math Circles is a global and inclusive community of Math Circles supporting Indigenous students and their teachers. 

Website: https://aimathcircles.org/

Audience: K-12 students and teachers/mathematics professionals

Description: The Global Math Project is a worldwide movement committed to inspiring educators everywhere to ignite and sustain in their students a love for learning mathematics, through a series of “Global Math Weeks” and supporting classroom materials.

Website: https://globalmathproject.org/