Over 50 Secret Codes
Paperback or Softback 112 pages Apr 02, 2024
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Code-cracking skills can be put to the test in this entertaining book which teaches children how to write and decode secret messages. Includes Semaphore and Morse code, the Grid code used in the American Civil War, Egyptian hieroglyphics, number replacement and alphabet switching codes and more. Each page features a different type of code, with an explanation of how it works and a practice code to crack. All answers are available at the back of the book.
- Author:
- Emily Bone
- Publisher:
- Usborne Books
- Publication Date:
- Apr 02, 2024
- Number of pages:
- 112 pages
- Binding:
- Paperback or Softback
- ISBN-10:
- 1805072110
- ISBN-13:
- 9781805072119