HEATKEYS

Interactive Open Source Numerical Library of C/C++ functions for Engineering, Finance, Maths, Science and Statistics. With Online Calculators for Numerical Components and Excel Add-ins.

OpenOffice.org: The Free, Open Source Office Suite

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HostMath is a powerful interactive mathematical expressions editor.

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!

An approach to simplify finding LaTeX symbols.

Free math problem solver answers your basic math, algebra, trigonometry, and calculus homework questions with step-by-step explanations.

A quality educational site offering 5000+ FREE printable theme units, word puzzles, writing forms, book report forms,math, ideas, lessons and much more. Great for new teachers, student teachers , homeschooling and teachers who like creative ways to t...

Wolfram|Alpha gives you access to the world

Join the worldwide community of educators who are passionate about ensuring learners are prepared to thrive in the global economy.

PreAlgebra, Algebra, Geometry, Precalculus, Calculus, Probability and Statistics, Discrete, and College Math! Get help on your math homework. Step by Step and answers are generated as well. Plus more!! Free for Teachers!

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