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Codes: How to Make Them and Break Them!

By Kjartan Poskitt, Ian Baker (Illustrator)
eBook
$6.99
By Kjartan Poskitt, Ian Baker (Illustrator)
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Did you ever want to send a message that only your friend can read? Or did you want to try and uncover a secret communication from someone else? If so, then here's everything you need to know about creating and cracking codes—from the simplest substitution messages to the secrets of the well-known World War II coding contraption, the amazing Enigma Machine!

The book includes information about:
Substitution codes
Scrambling codes
Codes containing unrecognizable symbols
Other message systems such ...

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