Top Secret Code Book

by Dan Newman

Everything there is to know about making and breaking the cleverest of codes With the help of this book, readers will soon by communicating with their friends in secret languages such as Morse,... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1447216326
• ISBN13: 9781447216322
• Release Date: August 2012
• Publisher: Pan MacMillan
• Length: 96 Pages
• Weight: 0.15 lbs.
• Dimensions: 0.2" x 5.0" x 7.6"
• Age Range: 6 years and up
• Grade Range: Grade 1 and higher