Contact Us
Product & Sales Support
Customer Support
Need help with product questions or customer service?
Email: yes@mos.org
Phone: (617) 589-0230
Professional Learning
› Request a Quote for a Customized PL Program
Need help with workshops or workshop registration?
Email: yespl@mos.org
Phone: (617) 589-4260
Sales Support
Need help with pricing, requesting a quote, product demos or implementation needs?
Email: sales@mos.org
Phone: (617) 589-3121
Ordering Support
Online Orders
Need help with order tracking, damaged shipments and other order inquiries?
Email: yes@mos.org
Phone: (617) 589-0230
Purchase Orders
Ready to submit a purchase order? Choose from the submission options below:
Email: yes@mos.org
Fax: (617) 589-4489
Mail: Youth Engineering Solutions (YES), 1 Science Park, Boston, MA 02114
Returns
Need to return an item? Contact us for assistance:
Email: yes@mos.org
Phone: (617) 589-0230
Technical Support
Learn.eie.org Support (EiE Digital Platform)
IMPORTANT NOTICE TO EIE DIGITAL PLATFORM (LEARN.EIE.ORG) USERS: As of June 24, 2024, users no longer need to pay, create an account, or login to access EiE’s high-quality engineering and computer science curricula.
On June 24, 2024, the learn.eie.org platform was permanently retired as the repository of EiE digital unit resources. These resources are now available free of charge and without a login in our EiE Curricula section. You can find answers to Frequently Asked Questions here, or reach our customer support team at yes@mos.org or 617-589-0230.
EiEStore.com Account Help
Shop the YES and EiE online store, or get help with account login:
› Shop EiEStore.com
› Login or Create Account
› Forgot Password
Still need help with YES and EiE accounts and tools?
Email: yes@mos.org
Phone: (617) 589-0230