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Victoria Williams
Electricity is the power behind smartphones and thunderstorms and vacuum cleaners. It lights up our homes and cooks our food, but what IS it and where does it come from? Lift the flaps and try some si
154,95 kr.
Victoria Williams
Sssh, listen... what can you hear? From musical harmonies to sonic booms, discover the science of sound and how we hear things. Why is most of space completely silent? Why does a recording of your voi
129,95 kr.