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Coolmath has a ton of cool math games and puzzles, lots of really clear math lessons (arithmetic, fractions, decimals, algebra, etc.), fractals, geometry, tessellations and more. Tons of very cool math stuff for kids, teens, parents and teachers too!

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

Dictionary.com - the largest and most trusted free online dictionary. Instantly look up accurate and extensive definitions and word meanings, and hear audio pronunciations.

Minnesota State University Moorhead, we develop knowledge, talent, and skills for a lifetime of learning, service, and citizenship.

We provide FREE Solved Math problems with step-by-step solutions on Elementary, Middle, High School math content. We also offer cost-effective math programs which include Math Lesson Plans aligned to state-national standards and Homework Help

Mathwords home page

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

LearnZillion offers free video lessons for grades 3-9 that align with the Common Core. Teachers can create playlists, track progress, and get additional resources.