【實用教育app】Plus Minus Kids Math|最夯免費app-綠色工廠好玩App

Imagine that you can learn addition and subtraction with a lot of fun. The pleasure of gaining levels and stars, makes the time disappear and you can add and subtract in no time.Possibilities:- More than 100 levels (from easy to hard to do);- 3 stars per level;- Level configurable;- Educational fun;- Try it and see how good you are and what level you can achieve.