Codes, Ciphers and Secret Writing

Codes, Ciphers and Secret Writing

Author - Martin Gardner

Codes, Ciphers and Secret Writing
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Cipher and decipher codes using techniques from famous codes, telephone codes, invisible writing, and sending messages through space!

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Book Details

Age Range:
Read Time:
Number of Pages:
2-3 hours
Dover Publications
AR Level:
Lexile© Measure:


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