Over 50 Secret Codes (Activity and Puzzle Books) - Couverture souple

Livre 9 sur 12: Activity and Puzzle Books

Bone, Emily

 
9781409584612: Over 50 Secret Codes (Activity and Puzzle Books)

Synopsis

Children love to learn secret codes and write encrypted messages and this book will teach them everything they need to know, including Semaphore and Morse code, Grid code (used in the American Civil War), Egyptian hieroglyphics and traditional number replacement and alphabet switching codes.

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À propos de l?auteur

Emily Bone grew up among the rolling hills of Hampshire, writing stories about the ants and birds in her garden. After studying English at Cambridge, she found her dream job at Usborne in 2007. Since then, she's written about many weird and wonderful creatures, along with books on space, fashion and food.

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