Live Chat Support is available for homeschool customers only from 8:30 am – 6 pm EST.
Use our contact form to contact us.
Sales Team – Monday through Friday 8:30 am to 6:00 pm eastern
Phone: 888-854-6284 (MATH)
PO Box 8888
Lancaster, PA 17604
Mastery Educational Services – Monday through Friday 8 am to 8 pm eastern
Phone: 800-454-6284 (MATH)
Intervention and Special Education Departments should submit purchase orders to:
P.O. Box 8888
Lancaster, PA 17604
Fax or email is preferred for purchase orders.
If you're contacting us from outside of the United States, please review our International Distributors to find the authorized distributor nearest you.
If you'd like to learn more about Math-U-See, if you have a question or comment on our products or website, or if you'd like someone to contact you, please complete the following information so we can put you in touch with the right person. We value feedback from our users — we're happy to listen and respond as soon as possible.
If you have a Professional Access user name and password, log in here to access these resources.Professional Access
If you do not have Professional Access and would like to learn more about these useful training sessions and support tools for Math-U-See educators, contact us.
Record-Keeping Sheets for levels Alpha through
Log Sheet for worksheet and test scores – can be used with any level.
Here are some helpful suggestions on teaching this challenging and important skill.
Solutions for Application & Enrichment Pages (Gamma through Zeta, 2012 editions)
Math Facts Sheets
Algebra 1 Readiness Test
Is your student ready to start Algebra 1?
Algebra 1 Extra Practice
Algebra 2 Extra Practice
Course Descriptions for Objectives/Affidavits
We've been asked to provide descriptions of our Secondary Math Courses (Pre-Algebra through Calculus and Stewardship) that parents can copy and paste into their homeschool documentation. Just open the attached pdf file, highlight the appropriate description, and copy and paste into your document.
If you have a 34-lesson teacher manual and a 35-lesson student text, call Customer Service at 888-854-6284 (MATH) for support.
If you have an older edition of the Instruction Manual (prior to 2009) and need access to complete solutions beyond the answer key provided, call Customer Service at 888-854-6284 (MATH) for support.
If your older Instruction Manual (prior to 2009) does not include solutions to the Honors lessons, you can also call Customer Service at 888-854-6284 (MATH) for support.