Description
The secrets of the country depend on you.
Find out if youve got what it takes to be a code breaker?
GCHQs top-secret codebreakers have always protected the country from Bletchley Parks 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.
Youll 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!
show more
Book details
- Format:Paperback
- Pages:368 Pages
- Dimensions:198 x 129 x 25 mm
- Publication date:09/05/2024
- Publisher:Penguin Books Ltd
- ISBN13:9781405970518
Note:
The book has been read, but looks new. The book cover has no visible wear, and the dust jacket is included if applicable. No missing or damaged pages, no tears, possible very minimal creasing, no underlining or highlighting of text, and no writing in the margins.
The book has been read, but looks new. The book cover has no visible wear, and the dust jacket is included if applicable. No missing or damaged pages, no tears, possible very minimal creasing, no underlining or highlighting of text, and no writing in the margins.
Note
The book has been read, but looks new. The book cover has no visible wear, and the dust jacket is included if applicable. No missing or damaged pages, no tears, possible very minimal creasing, no underlining or highlighting of text, and no writing in the margins.
People who bought this also bought
[{"item_id":"15573","item_name":"Woofdle: 75 Canine Crime Puzzles to Solve Using Logic, Skill & the Power of Walkies - Meowdle","item_brand":"Dr. Gareth Moore, Laura Jayne Ayres","item_category":"Hobbies, quiz books & games","list":"Product Page","price":"3.08","variant":"","quantity":1},{"item_id":"5887","item_name":"Cain's Jawbone: A Novel Problem","item_brand":"Edward Powys Mathers","item_category":"Hobbies, quiz books & games","list":"Product Page","price":"7.69","variant":"","quantity":1},{"item_id":"16114","item_name":"Murder by Christmas: 25 Puzzles to Solve the Crime","item_brand":"Joel Jessup","item_category":"Hobbies, quiz books & games","list":"Product Page","price":"7.28","variant":"","quantity":1},{"item_id":"7964","item_name":"You Are The Detective: The Creeping Hand Murder","item_brand":"Maureen Johnson, Jay Cooper","item_category":"Crime, Thrillers & Mystery","list":"Product Page","price":"10.49","variant":"","quantity":1},{"item_id":"9443","item_name":"The Official Agatha Christie Puzzle Book: Put your detective skills to the ultimate test!","item_brand":"Agatha Christie Ltd","item_category":"Hobbies, quiz books & games","list":"Product Page","price":"5.10","variant":"","quantity":1},{"item_id":"13967","item_name":"Daily Mail Big Book of Wordsearch 1","item_brand":"Daily Mail","item_category":"Hobbies, quiz books & games","list":"Product Page","price":"6.99","variant":"","quantity":1},{"item_id":"14640","item_name":"Cryptomenysis Patefacta, or Art of Secret Information Disclosed Without a Key: Containing Plain and Demonstrative Rules, for Decyphering All Manner of Secret Writing; With Exact Methods for Resolving Secret Intimations by Signs or Gestures, or in Speech;","item_brand":"John Falconer","item_category":"Hobbies, quiz books & games","list":"Product Page","price":"8.39","variant":"","quantity":1},{"item_id":"14146","item_name":"Petroc Trelawny's Classical Music Puzzle Book: A world of music brought to life in eighty works, puzzles and conundrums","item_brand":"Petroc Trelawny, Dr. Gareth Moore, Laura Jayne Ayres","item_category":"Hobbies, quiz books & games","list":"Product Page","price":"9.07","variant":"","quantity":1}]
-
72% off!
Woofdle: 75 Canine Crime Puzzles to Solve Using Logic, Skill & the Power of Walkies - Meowdle
Dr. Gareth Moore, Laura Jayne Ayres Paperback £3.08£10.99Save £7.91 -
30% off!
Cain's Jawbone: A Novel Problem
Edward Powys Mathers Paperback £7.69£10.99Save £3.30 -
44% off!
Murder by Christmas: 25 Puzzles to Solve the Crime
Joel Jessup Paperback £7.28£12.99Save £5.71 -
30% off!
You Are The Detective: The Creeping Hand Murder
Maureen Johnson, Jay Cooper Hardback £10.49£14.99Save £4.50 -
70% off!
The Official Agatha Christie Puzzle Book: Put your detective skills to the ultimate test!
Agatha Christie Ltd Paperback £5.10£16.99Save £11.89 -
30% off!
Daily Mail Big Book of Wordsearch 1
Daily Mail Paperback £6.99£9.99Save £3.00 -
30% off!
Cryptomenysis Patefacta, or Art of Secret Information Disclosed Without a Key: Containing Plain and Demonstrative Rules, for Decyphering All Manner of Secret Writing; With Exact Methods for Resolving Secret Intimations by Signs or Gestures, or in Speech;
John Falconer Paperback £8.39£11.99Save £3.60 -
43% off!
Petroc Trelawny's Classical Music Puzzle Book: A world of music brought to life in eighty works, puzzles and conundrums
Petroc Trelawny, Dr. Gareth Moore, Laura Jayne Ayres Paperback £9.07£15.99Save £6.92
