Codes

Codes

How to Make Them and Break Them

by Kjartan Poskitt, Ian Baker

160 pages· 2007· ISBN 9780439943284
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About
All you need to be a code-cracking genius! Kjartan Poskitt and his crew of Murderous Maths characters return to take the agony out of cryptanalysis. There are tips and tricks on how to crack substitution codes, message systems such as morse are explained and the secrets of Enigma are revealed. 10 yrs+

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