Soroban Ninja
Soroban Ninja, a tournament everyday for the japanese abacus' fans.
Gradually progress in levels for addition, multiplication and division.
keep up your rank. and practice everyday.
Soroban Ninja is a math practice application using the Japanese abacus Soroban to teach kids how to Add, Subtract , Multiply and Divide.
Soroban Ninja starts with 1 digit operation and accumulate gradually according to the student level to reach up to 9 digits operations and more.
Soroban Ninja can be used starting from preschool and kindergarten where level 1 to 4 are oriented to this age. up to level 40 high school or more.
the best practice is to use Soroban Ninja 15-30 min everyday.
Gradually progress in levels for addition, multiplication and division.
keep up your rank. and practice everyday.
Soroban Ninja is a math practice application using the Japanese abacus Soroban to teach kids how to Add, Subtract , Multiply and Divide.
Soroban Ninja starts with 1 digit operation and accumulate gradually according to the student level to reach up to 9 digits operations and more.
Soroban Ninja can be used starting from preschool and kindergarten where level 1 to 4 are oriented to this age. up to level 40 high school or more.
the best practice is to use Soroban Ninja 15-30 min everyday.
Category : Educational
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Reviews (4)
BRO. I.
Jul 11, 2016
Only a white screen
PS. N. M. S.
Aug 26, 2016
I recommend this app as it is good for abacus training.
A. G. u.
Mar 3, 2018
It's ok
Only problem on S5 mini is that if I open settings it loses my level and I have to get placed again. Also settings are not able to be edited. Please fix! More info on how levels are scored would also be appreciated.