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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.

A complete course in arithmetic. Book I of Euclid

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

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...

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. history, earth science, biology, chemistry, and physics.

IMDb: The biggest, best, most award-winning movie site on the planet.

Vimeo is a respectful community of creative people who are passionate about sharing the videos they make. We provide the best tools and highest quality video in the universe.

Math lessons, tutoring, books, calculators and more. Finish your homework in no time with our free problem solvers and graphing tools. Extensive lesson library covering algebra, geometry, trig, and calculus. Get expert math help if you can

Mathwarehouse.com--a website dedicated to Math lessons, demonstrations, interactive activities and online quizzes on all areas of geometry, algebra and trigonometry.