The mystery of magnets

Describes how magnets act on objects and other magnets. Explains how Earth is a magnet. Identifies historical discoveries about magnetism. Explores the relationship between electricity and magnetism.

National Geographic Society
2004
9780792245810
book
Lexile: 
630

Holdings

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237615659085272236273284394038HIWA258HIWA905810538 BLI53816264427491709307855