Crack codes, decipher ciphers and unravel mysteries with this brain-boosting collection of cryptic puzzles, inspired by the brilliant mind of famous World War II codebreaker, Alan Turing.
Alan Turing was a genius codebreaker who played a pivotal role in cracking coded messages from Nazi forces. This puzzle book will put your own codebreaking skills to the test, featuring a prodigious array of challenges, including substitution ciphers,...
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