月と地球の踊り場

By Hajime Takubo on AppTrack Ninja.

Earth-Moon Choreography is a learning app for iPhone and iPad. The user drags the Moon along its orbit and observes how the Moon and the Earth relate to each other. There is no account, login, advertising, in-app purchase, subscription, or server communication. Every feature is available without signing in, and the app works fully in airplane mode. Review steps: 1. On first launch, a three-page intro appears. Tap "スキップ" (Skip) or "舞台へ" (To the Stage) to enter the app. 2. On the "舞台" (Stage) tab, drag the Moon. The moon-phase and earth-phase readouts change together. The slider moves time; the…

Categories: 教育

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