abacus system training game for brain improvment for kids and young pepole ucmas
This app designed to challenge and train mental developments for children very fast will help your children learn about Abacus, Numbers, Counting, Addition, and Subtraction. This is the first step to tap the unexploited potential in their brain and unleash their "intelligent mental arithmetic"mathematical capability.
Suitable for children age 5 and up, who know about numbers and some basic addition and subtraction.
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