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A comprehensive scientific calculator app
Graphing Calculator PRO/EDU
Browse through the units and do the exercises
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Math Helper is a comprehensive higher mathematics calculator
Math Helper - Algebra Calculus
Learn the first words of a language while having fun
LingLing Learn German
A wonderful guide for exploring the world of stars
Catch A Meteor (Beta)
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Algebra calculator that generates step-by-step solutions
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Spanish English Dictionary +
A well-designed tool for protecting your mobile device