價格：免費
更新日期：2016-05-14
檔案大小：3.7M
目前版本：1.0.0
版本需求：Android 2.3 以上版本
官方網站：https://fouramgames.com
Email：markbeiline@gmail.com
The Very Zen Mental Math Machine throws addition, subtraction, multiplication, and division challenges at you without any distractions.
Features:
* Fluid, pleasant, and distraction-free user interface
* 5 difficulty settings
* Dark and light solarized color themes
Open-source at https://github.com/Ohmnivore/ZenMathMachine