Cracking Codes
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Based on 4 Ratings and 4 Reviews |
Book Description
First the ancient Greeks hid messages under their hair. Then Mary Queen of Scots completely lost her head because of a cracked toe. Now computers create codes no human can crack. "Totally Cracking Codes" is the ultimate guide to unlocking the secret language of spies. Aspiring code-breakers can discover how to decipher dot and dashes, fathom flags, suss a simple cipher and much more!
Book Information
Publisher | Scholastic, Inc. |
Binding | Paperback (3 editions) |
Reading Level | Uncategorized |
# of Pages | 160 |
ISBN-10 | 1407114565 |
ISBN-13 | 978-1407114569 |
Publication Date | 08/02/2010 |
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