How to Keep a Secret: Writing and Talking in Code - Tapa dura

James, Elizabeth; Barkin, Carol

 
9780688162771: How to Keep a Secret: Writing and Talking in Code

Sinopsis

Containing everything a child needs to have fun making and breaking codes and ciphers, a book shows kids how to use everything from Pig Latin and Morse Code to invisible writing in order to mystify enemy spies.

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Reseña del editor

Containing everything a child needs to have fun making and breaking codes and ciphers, a book shows kids how to use everything from Pig Latin and Morse Code to invisible writing in order to mystify enemy spies.

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