Thank you for your support of SUMM!

Your gift allows us to ensure that we are continuing to spark each and every person to love math in King County and beyond. 

By selecting a monthly or annual donation, you are eligible to join the Square Giving Circle. This offers you benefits such as exclusive quarterly puzzles, early access to select events, and insider updates from SUMM’s leadership. Learn more.

By selecting the Adrian Young Mathematics Education Fund, you specifically support youth within communities of opportunity to experience SUMM’s fun math engagement outreach programs without barriers. Learn more.

Frequently Asked Questions

  • Reach out to info@seattlemathmuseum.org to start the conversation about your pledge options.

  • Seattle Universal Math Museum is registered as a nonprofit with corporate giving platforms Benevity, Blackbaud, PayPal Giving Fund, etc. for donations and matching. We can add other matching services on request.

  • Please email us at info@seattlemathmuseum.org to let us know, and you can mail a check to our mailing address:


    Seattle Universal Math Museum

    2100 24th Ave S

    Suite 120
    Seattle, WA 98144

  • You can donate using Zelle through your bank by creating a payee named Seattle Universal Math Museum with the email address info@seattlemathmuseum.org. Please also email us with your contact info so we can send you a thank you!

  • Yes, please email us at info@seattlemathmuseum.org with to find out about our stock and other donation processes.

  • Yes, SUMM’s tax ID is 84-2800368. If you have more questions, or would like to notify us of your recommendation, please email us at info@seattlemathmuseum.org.

  • This is our latest report, from 2025.