Break That Code

by Lisa Thompson

Learn how codes have been used since ancient times, and how to use your skills to break some codes.

• Format: Hardcover
• Language: English
• ISBN: 0791084272
• ISBN13: 9780791084274
• Release Date: January 2005
• Publisher: Chelsea House Publications
• Length: 32 Pages
• Weight: 0.37 lbs.
• Dimensions: 0.3" x 6.0" x 8.3"
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7