Secret Codes: Create And Send Your Own Hidden Messages And Cryptic Communications (Quarto Children's Book)

By Robert Jackson and Jackson R

Includes Morse Code transmitter, receiver, and linking wire; Jefferson wheel; and sempahore flags. This innovative book and kit for ages 6 to 12 features everything needed to decipher a variety of... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0762413514
• ISBN13: 9780762413515
• Release Date: July 2002
• Publisher: Running Press
• Length: 32 Pages
• Weight: 0.25 lbs.
• Dimensions: 10.8" x 2.0" x 7.5"
• Age Range: 9 to 12 years
• Grade Range: Grades 4 to 7