Description

Book 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.

Over 50 Secret Codes

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    A Paperback / softback by Emily Bone, Sam Meredith

    £5.99

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    Order before 4pm today for delivery by Tue 25 Aug 2026.

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      Book details

      Publisher Usborne Publishing Ltd
      Published 1 March 2015
      ISBN-13 9781409584612
      978-1409584612
      ISBN-10 1409584615
      Also in:
      Children & Teen Baby, Toddler & Pre-School Children & Teen Non-Fiction Books by Emily Bone

      Description

      Book 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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