π ~PI~

提供 Yuki Takeda AppTrack Ninja。

This app supports to learn pi (ratio of a circle's circumference). You can choose PRACTICE MODE and CHALLENGE MODE. Learn longer, longer, longer digits.

カテゴリ: Games, Word, Education

の App Store 順位、スクリーンショット、推定、類似アプリ。 π ~PI~.

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