Great sites for math explanations and hands-on practice.

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Free Math Help - includes Algebra, Geometry, Trigonometry, & Calculus sections, plus written and video segments on dozens of specific concepts, functions, and operations. Also sports math, calculator buying guide, graphing tool, and study tips. By Ted Wilcox, math teacher.

Dr. Math - a large collection of sample problems and solutions in all high school math subjects, from basic algebra to transcendental numbers. By the Math Forum at Drexel University.

Algebrahelp.com is a collection of lessons, calculators, and worksheets created to assist students and teachers of algebra.

Geometry help from OnlineMathLearning goes from points and lines all the way to solid and coordinate geometry.

SAT Math Review & ACT Math Review from OnlineMathLearning can help you get ready for the big tests! These are also good sites to use when reviewing for the math sections of the PSAT, THEA, and ASVAB tests.

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