Challenge! Speed calculation - Brain Training app for iPhone and iPad

4.4 ( 8384 ratings )

Games Puzzle Education Educational
Developer: takami corporation

Free

Current version: 1.0.1, last update: 7 years ago
First release : 03 Jun 2014
App size: 17.59 Mb

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If you are confident study brain training like games, math for children, in mental arithmetic!