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flash arithmetic


4.0 ( 0 ratings )
游戏 가족 教育 퀴즈
开发 yeeun seo
自由

this app make you to be master of mental arithmetic.
knock, knock how are you my brain?
use Flash mental arithmetic! anytime and anywhere.
Kid can use this app by themselves

- easy using
- adjusting level in personal
- Dark Mode
- Simple Design