Published in association with the Turing Trust this challenging collection of code puzzles will stretch puzzle and entertain you for hours. It offers the puzzle enthusiast a tough but enjoyable challenge with a variety of codebreaking puzzles to crack. Alan Turing is often called the father of modern computing. During World War II he worked at Bletchley Park where top secret work was carried out to decipher the military codes used by Germany and its allies. Turing played a pivotal role in cracki