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QuickMath allows students to get instant solutions to all kinds of math problems, from algebra and equation solving right through to calculus and matrices.

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!

Explore math with desmos.com, a free online graphing calculator

Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.

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

Free math lessons and math homework help from basic math to algebra, geometry and beyond. Students, teachers, parents, and everyone can find solutions to their math problems instantly.

Our free calculator graphs up to 5 equations, finds intersections and lets you save picture of graph to your computer! Also: pan and zoom, table of values, translate graph, plot points, color code graphs and more.

WebMath is designed to help you solve your math problems. Composed of forms to fill-in and then returns analysis of a problem and, when possible, provides a step-by-step solution. Covers arithmetic, algebra, geometry, calculus and statistics.

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Draw 2D and 3D graphs, shaded surfaces and contour plots for Functions and Data. Use powerfull linear and nonlinear least squares curve fitting methods to find a least squares fit to your data. Integrate and analyse systems of up to 20 coupled differ...