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"On this site you will find superb calculators for practically any purpose. Whether you are preparing a business plan for your start-up company and need to calculate the NPV for an investment, or if you play free roulette and want to invest your possible winnings in stock market, or perhaps you're trying to compare fuel efficiency of several cars you are considering buying - we have everything you need right here!"

An online scientific calculator that can be used anytime on the web. Embed a widget on your website or wiki for students to use instead of issuing calculators daily.

Free Webinars for using the Nspire calculator

Calculation Nation™ uses the power of the Web to let students challenge opponents from anywhere in the world. At the same time, students are able to challenge themselves by investigating significant mathematical content and practicing fundamental skills.

Enter your question or calculation and Wolfram|Alpha uses its built-in algorithms and a growing collection of data to compute the answer.

A game from Calculation Nation - to play: Use your numbers to make a fraction. Any of the numbers can be used as either the numerator or denominator. The fraction indicates the location on the number line at which you'd like the shovel to dig. Then, click

"The Math4Mobile project examines the opportunities of ubiquitous and personal technologies for educational purposes, specifically of using the mobile phone for teaching and learning mathematics. "