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You know, I've never really thought how a fan oscillates. It's never occurred to me to ponder for a second the way it moves and does its fan thing. But now I can't stop watching this magical GIF explanation. So fascinating.

This was originally shown on Japanese educational television. Educational, it is!

こういう「仕組み」がわかるGIFとか画像あげてけ [Hayabusa]

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Kotaku East is your slice of Asian internet culture, bringing you the latest talking points from Japan, Korea, China and beyond. Tune in every morning from 4am to 8am.