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Secret Worlds: Codebreakers

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Age 9+
Grade 4-6

Simon Adams

Secret Worlds: Codebreakers

Hardcover (DK CHILDREN March 1, 2002) , 1st edition
Discusses the various types of codes and ciphers used throughout history, including Egyptian hieroglyphics, the Navajo code talkers from WWII, genetic code, and computer generated codes.
Series
Secret Worlds
ISBN
078948529X / 9780789485298
Pages
96
Weight
10.4 oz.
Dimensions
8.1 x 0.5 in.

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