價格：免費
更新日期：2015-01-26
檔案大小：14M
目前版本：1.2
版本需求：Android 4.0.3 以上版本
官方網站：http://www.reflectionit.nl/apps
Email：support@reflectionit.nl
聯絡地址：隱私權政策
The goal of this puzzle game is to create calculations which eventually result in the given number, using the available numbers and symbols. You may use each number only once.
This game will train your mathematical skills and will give you hours of fun.
Features:
- Five difficulty levels: 24, easy, medium, hard and evil
- Each puzzle is guaranteed to have at least one solution. You can reveal all possible solutions if you want.