عبقري الارقام: الجمع والطرح

Number Genius Game: Addition and Subtraction is an ideal app to learn addition and subtraction easily. Children in the age group of 6 to 10 years can learn addition and subtraction.

There are 15 levels:
1-4 easy
5-9 average
10-15 is difficult

Test your son / daughter's abilities in addition and subtraction!