Abacus

通过珠算数学大师！

Learn to the concept of abacus through this simple app!

Abacus helps your child to visualize arithmetic calculations allowing them to perform calculations much faster. Learning abacus is the first step to mastering mental arithmetic

APP CONTENT

- Practice mode - allow your child to learn the basics of abacus at his own pace

- Time trial mode - challenge to answer as many question as possible within a time period

- Subtraction and addition option

- Difficulty selection - select difficulty level ranging from ones to one hundred millions

FREE

Abacus is totally free, so there is really no reason not to give it a try. Download now and have fun !

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