The hit teaching material that has sold over 2.5 million copies has been turned into game software as Daizen! A total of 3,000 math puzzles for children and adults to learn while having fun. There are two modes of play. One puzzle per day In this mode, you can challenge a scored puzzle only once a day. You can also get a certificate according to your total points for a month. You can also get a certificate depending on your total points for a month. Aim for a high score and keep challenging ever...
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