Description

A simple and not simple arithmetic game! Exercise is your mental arithmetic! Reaction! Speed​​! Eyesight!
Adult mental exercise can be used to prevent Alzheimer's; Children can be used to exercise mental arithmetic ability. This is an all-ages mini-games! Try yourself in the end be able to calculate how fast it!
Game features:
1.50 Different levels of difficulty challenge you
2 simple chalk style
3 Depending on your mental arithmetic speed and accuracy given a score

What's New in Version 1.0.1

Fix the bug of the app is not full screen on iPhone5.