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:
Codes containing unrecognizable symbols
Other message systems such as Morse code and flags
And how to make your own Enigma machine!
You'll be thrilled as this amusing book takes you on a codebreaking adventure,
learning ways to decode both simple and