mathematics

Related guide: Calculators

Abacus

Detailed introduction to the Abacus. History, interactive tutorial, etc.

www.ee.ryerson.ca - 3-12

AMSER

Applied math and science education repository. Links to outstanding resources.

amser.org - 9-12 & Higher

Brightstorm: Math

More than 2,000 short-form online video lessons by professional math teachers.

www.brightstorm.com - 6-12

Double Division

Very creative variation on long division that reduces common frustrations.

www.doubledivision.org - 2-12

Euclid

Theoretical and applied mathematics and statistics journals.

www.projecteuclid.org - Higher Education

Figure This!

Interesting math challenges for middle-school students to try at home.

www.figurethis.org - 5-9

Free Math Help

Math lessons, math games, and math help message boards.

www.freemathhelp.com - K-12

Illuminations

Math resources for teachers, educators, and administrators.

illuminations.nctm.org - K-12

Math Dictionary for Kids

Very creative and concise guide to hundreds of math concepts.

www.teachers.ash.org.au - K-5

Math TV

Professional video lessons in mathematics. Covers basic math through calculus.

www.mathtv.com

Mathworld

Authoritative resource for math definitions and explanations of concepts.

mathworld.wolfram.com - 2-12 & Higher   |  Also see: Wolfram Alpha

That Quiz

Hundreds of free online quizzes to test your math knowledge.

thatquiz.org - 6-12

Plus Magazine

Articles on mathematics and its applications to science, art and society.

plus.maths.org - 9-12 & Higher

The Math Forum

Mathematics library and learning center by Drexel University.

www.mathforum.org - K-12

Triple A Math

Interactive math lessons on subjects ranging from addition to exponents.

www.aaamath.com - K-8

WebMath

Generates easy-to-understand explanations to math problems in real-time.

www.webmath.com - 2-12

math games

Cool Math

Math games, puzzles, and lessons.

www.coolmath.com - K-10

Math is Fun

Easy-to-understand math puzzles, games, and worksheets.

www.mathisfun.com - K-5

Math Playground

Interactive math lessons on subjects ranging from addition to exponents.

www.mathplayground.com - K-8