Over 50 Secret Codes

Over 50 Secret Codes
ISBN-10
1409584615
ISBN-13
9781409584612
Category
Cipers
Pages
112
Language
English
Published
2015-02-23
Author
Emily Bone

Description

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.

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