Mysterious Messages: A History of Codes and Ciphers
By Gary L. BlackwoodHistory'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, codes today are more intriguing than ever. From invisible ink to the CIA, this exciting trip through history is a hands-on, interactive experience? so get cracking!
Book details
- Paperback
- 164 pages
- English
- 0545290082
- 9780545290081
About Gary L. Blackwood
gary blackwood (born october 23, 1945) is an american author known for the shakespeare stealer trilogy.born in meadville, pennsylvania,[citation needed] bl Read More about Gary L. Blackwood
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