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Book Details...
Codes and Ciphers (Spy Files)
Publisher: Firefly Books Ltd
Format:Softcover
List Price:$6.95
Our Price:$2.99 (57% OFF) USD
Stock:3
Overview:
Codes and Ciphers (Spy Files) : Codes and Ciphers covers everything from Caesar's alphabetic substitution system and Morse code to the Enigma machines and microdots of World War II. Sidebars explain how to create a cipher, how to craft invisible ink messages using wax and crayons and how to make a one-time pad.
| Category | Subject | |
| Children Nonfiction | History | |
| History & Geography | Military |
ISBN 13:9781554075737
ISBN 10:1554075734
Format:Softcover
Language:English
Pages:32
Size:11.50" l x 8.80" w x 0.20" h
Ages: 12+
Grade Lvl:
