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Other editions of book Over 50 Secret Codes

  • Over 50 Secret Codes

    Emily Bone

    Paperback (Usborne Publishing Ltd, March 1, 2015)
    Paperback edition of a successful card pack format, that will unleash the inner code-breaker in all of us! Contains a combination of codes such as Semaphore and Morse code, as well as historical codes including the "Grid code" used in the American Civil War and Ancient Egyptian hieroglyphics and traditional codes such as number replacement and alphabet switching codes.
  • Over 50 Secret Codes by Emily Bone

    Emily Bone

    Paperback (Usborne Publishing Ltd, Aug. 16, 1835)
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