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Related guide: Calculators and Graphing Tools


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

ee.ryerson.ca - 3-12


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.

brightstorm.com - 6-12

Double Division

Very creative variation on long division that reduces common frustrations.

doubledivision.org - 2-12


Theoretical and applied mathematics and statistics journals.

projecteuclid.org - Higher Education

Figure This!

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

figurethis.org - 5-9

Free Math Help

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

freemathhelp.com - K-12


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.

amathsdictionaryforkids.com/ - K-5

Math Planet

High school math courses in Pre-algebra, Algebra 1, Algebra 2 and Geometry.


Math TV

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



Authoritative resource for math definitions and explanations of concepts.

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

Stack Exchange Mathematics

Online math question and answer site with an active community.

math.stackexchange.com/ - 9-12 & Higher

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.

mathforum.org - K-12

Triple A Math

Interactive math lessons on subjects ranging from addition to exponents.

aaamath.com - K-8


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

webmath.com - 2-12

math games

Cool Math

Math games, puzzles, and lessons.

coolmath.com - K-10

Math is Fun

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

mathisfun.com - K-5

Math Playground

Interactive math lessons on subjects ranging from addition to exponents.

mathplayground.com - K-8