Mysterious Messages: A History of Codes and Ciphers: A History of Codes and Ciphers

Mysterious Messages: A History of Codes and Ciphers: A History of Codes and Ciphers

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History?s amazing secrets and codes?and how to crack them yourself.

This fascinating look at history?s most mysterious messages is packed with puzzles to decode and ciphers that kids can use themselves. Here are the encrypted notes of Spartan warriors, the brilliant code-crackers of Elizabeth I, secret messages of the American Revolution, spy books of the Civil War, the famous Enigma Machine, and the Navajo code talkers. As computers change the way we communicate,… (più)

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Dettagli del libro  


Editore: Dutton Books for Young Readers (29 Ottobre 2009)

Format: EPUB

Numero di pagine: 144 pagine

Dimensioni del file: 10.6 MB

Protezione: DRM

Lingua: Inglese


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