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The GCHQ Puzzle Book

By Gchq

Product Image: The GCHQ Puzzle Book

The GCHQ Puzzle Book

By Gchq

Only 1 item left in stock
Description
Test yourself with the official GCHQ Puzzle Book, the perfect gift for anyone who loves a good head-scratcher 'Fiendish . . . as frustrating, divisive and annoying as it is deeply fulfilling' Guardian ---- The secrets of the country depend on you. Find out if you've got what it takes to be a code breaker? GCHQ's top-secret codebreakers have always protected the country - from Bletchley Park's war-ending WWII breakthroughs to saving us all from life-destroying foreign cyberattacks. But what kind of mind does it take to work there? And do you have the brain power, cunning and resourcefulness to pit your wits against them and win? Here, taken from their archives, are decades of codes, puzzles and challenges for everyone to try. You'll discover: - Tips on how to get into the mind-set of a codebreaker - Puzzles ranging in difficulty from easy to brain-bending - Challenges that have never been solved - Insight into the organisation's top secret history dating back to 1919 The security of the country is at stake. What are you waiting for? Get cracking! ENJOY THESE TWO TEASERS What follows Vienna, Brussels, Prague, Copenhagen, Tallinn, Helsinki, Athens, ? - If 1000110 is MINGLE and 1000110001100 is APE, what string of digits is POLITE? ---- 'Ideal for the crossword enthusiast' Daily Telegraph
Product details
Binding:
Paperback
Edition:
1
Number of Pages:
368
Release Date:
2024-09-05
Publication Date:
2024-09-05
Publisher:
Penguin Books Ltd
Languages:
Original: English
ISBN10:
1405970510
ISBN13:
9781405970518
GPSR Manufacturer Reference:
[email protected]
Weight:
322 g
Height:
126 cm
Width:
193 cm
Thickness:
31 cm
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The items bear minimal signs of past use, such as light scratches or memories in the form of markings. These signs of wear give the items a charming character and tell stories of their previous owners, while not affecting their functionality.
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