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The science of air : projects and experiments with air and flight

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轉寄 列印
第1級人氣樹(0)
人氣指樹
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內容簡介top The Science of Air 簡介 By building a wind turbine, hovercraft, barometer, and other items, kids discover fundamental scientific principles that govern the forces behind air pressure, flow, and resistance, the mechanics of flight, other phenomena.

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