"Questions Kids Ask About How Thing Work (Questions Kids Ask, 22)"
How many people can a ferris wheel carry? How does a camera work? Do computers have memories? How does a lightbulb work? What are microwaves? What makes a rocket go straight up? How far can you see with a telescope? How does toothpaste get in the tube?
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| Format: | Book |
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Grolier Limited
1989
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