Learn + Addition - Subtraction x Multiplication (includes times tables) ÷ Division in an easy and motivating way. Learn in your own pace. When you think you know the result: click on "?" to see the result. There are always new calculations. An almost infinite number of sets of calculations are waiting. Less is More: - NO in-app purchases - NO ads - NO storing of any private data - NO internet connection needed (100% offline) Works on iPhone, iPad and iPod.