Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.

The Khan Academy is a not-for-profit 501(c)(3) with the mission of providing a world-class education to anyone, anywhere. Despite being the work of o...

Math practice tool for educators and families that adapts to a student

Free math lessons and math homework help from basic math to algebra, geometry and beyond. Students, teachers, parents, and everyone can find solutions...

AAA Math features a comprehensive set of interactive arithmetic lessons. Unlimited practice is available on each topic which allows thorough mastery o...

The goal of this free online learning center is to help high school students prepare for comprehensive exams in English, math, global history, U.S. hi...

A digital library containing Java applets and activities for K-12 mathematics

Comprehensive encyclopedia of mathematics with 13,000 detailed entries. Continually updated, extensively illustrated, and with interactive examples.

Elementary and Intermediate Tests and Regents Examinations, New York State Education Department

Animated Science, Health, Technology, Math, Social Studies, Arts & Music and English movies, quizzes, activity pages and school homework help for ...

Math Play has a large collection of free online math games for elementary and middle school students. Here you can find interactive games designed to ...