£13.59

Michael Joseph The GCHQ Puzzle Book: Perfect for anyone who likes a good headscratcher

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About as cheap as it gets. The only time it was cheaper was 7 months ago.

£14 today · all-time low £13 (Oct 2025) · usually the usual

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Last 119 days • 119 data points (No recent data available)

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£15.66 £12.81 £13.43 £14.05 £14.68 £15.30 £15.92 02 October 2025 31 October 2025 30 November 2025 29 December 2025 28 January 2026

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36 days 57 days 23 days 3 days 0 14 29 43 57 £13 £14 £15 £16 Days at Price

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Most common price: £14 (57 days, 47.9%)

Price range: £13 - £16

Price levels: 4 different prices over 119 days

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

Key Features

New Store Stock

Product Specifications

Format
Paperback
Domain
Amazon UK
Release Date
05 September 2024
Listed Since
11 March 2024

Barcode

No barcode data available

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