TenMarks Education, Inc. was an American company that provided personalized online math practice and enrichment programs for K-Algebra/Geometry using a structured approach of practice, on-demand hints, video lessons and real-time results.

Founded in 2009, TenMarks Education had offices in San Francisco, CA and Boston, MA (formerly Newton, MA)[1] Amazon acquired TenMarks in 2013 and discontinued TenMarks apps in 2019.

[2] • June 2009: Launched Beta Program for Middle School Math (6th, 7th and 8th Grade), pilot at a Middle School in Boston • July 2009: Launched the "Step Up" Math Summer Program for Middle Schoolers • September 2009: Raised First Round of Angel Investment • October 2009: TenMarks goes Live with Middle School Curriculum in Math • December 2009: TenMarks Live for Elementary School - Math for Grades 3,4,5 added • January 2010: TenMarks Rolled Out at two Schools to Measure Efficacy • February 2010: TenMarks for High School Math Launched • March 2010: TenMarks Placement Assessment Released to Help Automate Personalization of TenMarks Curriculum • April 2010: TenMarks launches TeacherZone - A free library of math videos for teachers[3] • May 2010: TenMarks launches Summer Programs – Offering 19 different, customized step up and foundation programs for students to combat Summer Learning Loss • May 2010: TenMarks wins Dr. Toy The Best Vacation Product Award[4] • October 2013: Amazon acquires TenMarks to assist in pushing education through the kindle market.

• April 2018 - Amazon announced plans to stop offering TenMarks’ learning apps after June 30, 2019.

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