To help with our mission of bringing fun, beautiful math to students who wouldn't otherwise get it, consider donating to The Cambridge Math Circle. 

The money will be used to teach underserved students in Cambridge. Thank you for your support!

$35 - will pay for a math circle class for one underserved student
$50 - pays for a group of students to do games and puzzles at their school
$100 - pays for prizes for a math competition
$350 - pays for a trimester of math circle classes for one underserved student
$500 - pays for in-depth Beast Academy or Art of Problem Solving for an underserved student

*For CambridgeSide Half-Marathon Runners: If you would like your donation to go to one of our CMC CambridgeSide Half-Marathon runners, please put their name in the memo.  Our runners are Inderjeet Singh, Hector Penagos, Sophie Woodward, and Cathy Stanton. 

Note: you do not need to have a PayPal account to donate, you can do it as a "guest."

The Cambridge Math Circle is a registered 501(c)3 non-profit organization.