GCHQ Puzzle Book

Perfect for anyone who likes a good headscratcher

By Penguin | Publisher: Penguin Books Ltd

About the book

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

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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?


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'Ideal for the crossword enthusiast' Daily Telegraph

Editions of GCHQ Puzzle Book

Paperback
ISBN 9781405970518
Paperback
ISBN 9780718185541
EBook
ISBN 9780718185558

Read an Excerpt

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

Frequently Asked Questions

What is GCHQ Puzzle Book about?

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

What core themes, tropes, or subjects are explored in GCHQ Puzzle Book?

Lifestyle, Hobbies and Leisure > Hobbies, quizzes and games > Puzzles and quizzes > Sudoku and number puzzles

Where can I read a sample of GCHQ Puzzle Book?

You can read an official preview of the few pages here https://www.book2look.com/book/9781405970518

Who is/are the Author/s of the book GCHQ Puzzle Book?

Penguin

Who is the Publisher of the book GCHQ Puzzle Book?

Penguin Books Ltd

What are the ISBN numbers for the physical and digital editions?

GCHQ Puzzle Book is available as paperback(ISBN 9781405970518) and paperback(ISBN 9780718185541) and ebook(ISBN 9780718185558)

Where can I buy GCHQ Puzzle Book online or support local independent bookshops?

You can buy GCHQ Puzzle Book from below

Where can I buy GCHQ Puzzle Book?