Presents eighty experiments relating to physics using materials readily available around the house.
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How do plants make their own food? Why do the different strings on a guitar have different sounds? What does the color of a star tell you about how hot the star is? What's the difference between gamma rays, X-rays, and microwaves? Now you can discover the answers to these and ma…
Presents entertaining, challenging experiments and activities to help you understand energy.
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