Mathnasium 3706 Macomb St NW, Washington, D.C. 20016 (202) 888-6882

Contact Us for more information!

How did you hear about us?


Check out our Facebook and Instagram feeds for featured students, center events, STEM happenings, brain teasers, and behind the scenes action :)

Math Game Night!

Join us for our Math Game Night on Sunday, March 31 for a fun, game-based STEM experience that provides opportunities for students to engage with math in a positive and engaging environment.  Come ready to play logic and strategy games!

Give us a call at (202) 888-6882 or email us at to reserve your child's spot!

See you there!


Second Year of Mathnasium + National PTA Partnership

Mathnasium can provide the materials, training and support necessary for a successful STEM + Families Math event at your school.  No prior math experience needed!



What is Mathnasium?

  • A math learning center, helping kids in over 900 locations.

  • A proud Founding Sponsor of National PTA’s STEM + Families.

  • Working to improve math literacy for grades 2-12.

  • Mathnasium believes every child can master math!


What are Math Nights?

  • Involve families in a fun, enjoyable shared math experience

  • Events co-hosted by PTAs and Mathnasium in schools across the country

  • Turn-key: Mathnasium provides all games and materials for easy execution

  • Offered in support of National PTA's STEM + Families Initiative

  • Help kids explore math at their own levels through games and activities

  • Empowering kids of all backgrounds to become interested in STEM  education and careers


​Mathnasium is dedicated to bringing Math Nights to schools nationwide. Even if you are not awarded one of the national grants, we are happy to team up with you to put on a Math Night at your school! Find and contact your local Mathnasium and visit for tools, resources and templates to host a successful Math Night.



Image result for trimathlon
Sign up today for the Mathnasium TriMathlon on the afternoon of Saturday, June 2, 2018!
Come see how this free community event builds excitement about math, challenges mathematical thinking skills, and rewards students’ participation and excellence with fun prizes and local school donations. 
 Your student will participate in three exciting math challenges:
The Counting Game,
Magic Squares,
and Mental Math Workout.
Each challenge is tailored by grade and progressively increases in difficulty.  This competition is open to all community students in grades 2, 3, 4, and 5.
To register or request more information, please email CathedralHeights @  and include TriMathlon in the subject line.
You can also give us a call at 202-888-6882.
Image result for trimathlon