In answer to the mental arithmetic of forest animals to questions, let's aim to clear the stage!
To clear a stage, you need to answer within the time limit.
How to install Mental calculation school APK?
2. Click the download button to download Mental calculation school.Once the download completed,find Mental calculation school in your download folder or notification center and tap the icon to install the APK.
3. Find Mental calculation school icon in your home screen then tap the icon to open it.