- Developer: yangzhou zhang
- Website: Official website
- Release Date: 2017-03-24
- Supports: Family Sharing
- Languages: English
- Compatibility: Requires iOS 7.0 or later. Compatible with iPhone, iPad, and iPod touch.
Summary
## Description
a very attractive game, from the simplest calculation, not only to improve your math skills - plus, subtract, multiply, divide, but also to improve your ability to observe, focus and memory,also suitable for children.
