pupils mental arithmetic - second semester

Description
This math app is designed for pupils who are in the second semester or in age group 5-7.
pupils can easily do the mental arithmetic exercises to improve their ability of arithmetic.

How pupils can benefit?
- Pupils can do a mental arithmetic exercise every day,which is designed from easy to difficult ladder
- After pupils choose an answer, the App can tell you the answer is right or wrong

Features
- Easy to use interface which pupils can understand
- 100 levels with 12 - 20 questions in every level
- All levels available free
- Just right for pupils who are in the first semester or in age group 5-7

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