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YouTube is a place to discover, watch, upload and share videos.

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

AdaptedMind is a customized online math curriculum, problems, and worksheets that will significantly improve your child

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

A complete course in arithmetic. Book I of Euclid

Calculators online for finance, math, algebra, trigonometry, fractions, physics and time. Use an online calculator, search or suggest a new calculator that we can build for free online use. Conversions and calculators to use online for free. Formerl...

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

WebMath is designed to help you solve your math problems. Composed of forms to fill-in and then returns analysis of a problem and, when possible, provides a step-by-step solution. Covers arithmetic, algebra, geometry, calculus and statistics.

Fact Monster is a free reference site for students, teachers, and parents. Get homework help and find facts on thousands of subjects, including sports, entertainment, geography, history, biography, education, and health.

Action packed math site for elementary and middle school students featuring math games, math word problems, math worksheets, logic puzzles, and math videos.

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 one man, Salman Khan, this 1600+ video library is the most-used educational video resource as measure...

Math help since 1998. Math Goodies helps kids at all levels with interactive instruction and free resources. Get help online or offline.

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

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