App 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)
iPhone Screenshots
(click to enlarge)
App Changes
- September 13, 2016 Initial release
- September 14, 2016 Price decrease: $79.99 -> $0.99
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