Moore, D: Das Rätselbuch des Alan Turing Codebreakers von Gareth Moore [Taschenbuch]
13,06 €
Published in association with The Turing Trust, this incredible collection of puzzles allows you to test your own codebreaking skills - if you can solve every puzzle in the book you might once have been recruited to join the ranks of Alan Turing's codebreakers! It contains a breathtaking range of different types of puzzles, and so presents a wonderfully entertaining challenge for any puzzle lover.
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