Description

Mental arithmetic training application.
If you win 10 games in a row, you will go to the next level.

level1 : 12+15, 13+16, ...
level2 : 23+11, 26+13, ...
level3 : 41+16, 82+15, ...
level4 : 37+21, 65+24, ...
level5 : 23+74, 41+52, ...
level6 : 58+3, 84+9, ...
level7 : 47+16, 73+19, ...
level8 : 37+25, 58+24, ...
level9 : 49+32, 26+56, ...
level10 : Review Questions

In Japan, 6-7 years old (1st grade)