Over 50 Secret Codes (Usborne Activities)

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.

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Publisher ‏ : ‎ Usborne
Publication date ‏ : ‎ April 2, 2024
Language ‏ : ‎ English
Print length ‏ : ‎ 112 pages
ISBN-10 ‏ : ‎ 1805072110
ISBN-13 ‏ : ‎ 978-1805072119
Item Weight ‏ : ‎ 6.4 ounces
Reading age ‏ : ‎ 6 – 9 years
Dimensions ‏ : ‎ 5.16 x 0.45 x 7.78 inches
Part of series ‏ : ‎ Activity and Puzzle Books
Grade level ‏ : ‎ 2 – 3
Best Sellers Rank: #119,338 in Books (See Top 100 in Books) #112 in Children’s Word Games Books (Books) #339 in Children’s Vocabulary & Spelling Books #416 in Children’s Puzzle Books (Books)
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