Codes: How to Make Them and Break Them!
By Kjartan Poskitt.
Description
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 codesScrambling codesCodes containing unrecognizable symbolsOther message systems such as Morse code and flagsAnd how to make your own Enigma machine! You’ll be thrilled as this...
ISBN(s)
1631581279, 9781631581274