APKPure Appを使用する
Abacusの旧いバージョンをダウンロードすることが可能
'SはPLAY WITH数学を学ぶLET（数学を学ぶための最も簡単な方法）
ABACUS is Amazing way for to learn Math. Its ancient instrument which has been used for over 2500 years. Its the most successful learning tool for everyone who want to learn Math.
Features
-Easiest way to learn Math.
-You can do Addition,Subtraction,Multiplication and Division in Abacus.
-Suitable for all age group.
-Best Learning method for Math.
-There are 30 Levels in the Game.
-Tested on All Android Phones & Tablets.