Codes, Ciphers, and Other Secrets

by Karin N. Mango

Describes the many ways of hiding the real meaning of what someone is trying to say by using a code or replacing the message with a cipher. This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 053110575X
• ISBN13: 9780531105757
• Release Date: January 1988
• Publisher: Franklin Watts
• Length: 93 Pages
• Weight: 0.05 lbs.
• Dimensions: 0.5" x 7.3" x 8.8"
• Age Range: 4 to 8 years
• Grade Range: Grades 4 to 3