{"product_id":"gchq-puzzle-book-collection-2-books-set-paperback","title":"The GCHQ Puzzle Book And The GCHQ Puzzle Book II 2 Books Collection Set - Non Fiction - Paperback","description":"\u003cp\u003e\u003cstrong\u003eTitles in This Set\u003c\/strong\u003e\u003cbr\u003e\nThe GCHQ Puzzle Book\u003cbr\u003e\nThe GCHQ Puzzle Book II\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003cbr\u003e\nCondition: \u003cstrong\u003eNew\u003c\/strong\u003e\u003cbr\u003e\nFormat: \u003cstrong\u003ePaperback\u003c\/strong\u003e\u003cbr\u003e\nISBN (Book 1): \u003cstrong\u003e9780718185541\u003c\/strong\u003e\u003cbr\u003e\nISBN (Book 2): \u003cstrong\u003e9780241365434\u003c\/strong\u003e\u003cbr\u003e\nPublisher: \u003cstrong\u003eMichael Joseph (Penguin)\u003c\/strong\u003e\u003cbr\u003e\nAge Range: \u003cstrong\u003eAdult \/ 12+\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003cbr\u003e\nThis two-book paperback set brings together \u003cem\u003eThe GCHQ Puzzle Book\u003c\/em\u003e and its sequel \u003cem\u003eThe GCHQ Puzzle Book II\u003c\/em\u003e, both compiled by the real codebreakers at Britain's intelligence agency, GCHQ. Packed with logic puzzles, ciphers, riddles and lateral-thinking challenges of genuinely varying difficulty, this collection is ideal for puzzle enthusiasts, trivia lovers, and anyone who enjoys testing their brainpower. A brilliant gift for adults and older teens who love a proper mental workout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAbout the Books\u003c\/strong\u003e\u003cbr\u003e\n\u003cem\u003eThe GCHQ Puzzle Book\u003c\/em\u003e was the surprise bestseller that introduced the public to the kind of puzzles used to train and test the country's top codebreakers. Drawing on Bletchley Park heritage and modern cryptographic thinking, it mixes number puzzles, wordplay, logic grids and cipher-cracking exercises, with tips on adopting a codebreaker's mindset along the way. Suitable for beginners and seasoned solvers, it eases readers in with approachable challenges before ramping up the difficulty.\u003cbr\u003e\u003cbr\u003e\n\u003cem\u003eThe GCHQ Puzzle Book II\u003c\/em\u003e follows up with an entirely fresh set of puzzles, again devised by GCHQ's puzzle-setters. Structured to welcome newcomers with plenty of starter puzzles, it builds steadily towards trickier sections and a notorious 'Even Harder' chapter for veteran puzzlers. Published to mark GCHQ's centenary, this second volume also weaves in stories, facts and photographs charting the organisation's hundred-year history — from the Government Code \u0026amp; Cypher School and Bletchley Park through to modern cyber-security work — adding fascinating real-world context to the puzzles themselves.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthentic puzzles:\u003c\/strong\u003e Genuine codebreaking-style challenges devised by GCHQ's own puzzle-setters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgressive difficulty:\u003c\/strong\u003e Starter puzzles through to an 'Even Harder' section for experienced solvers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo full books:\u003c\/strong\u003e Both volumes included, each with hundreds of pages of fresh content.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand new paperbacks:\u003c\/strong\u003e Perfect for gifting, travel, or building a puzzle library.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHistorical insight:\u003c\/strong\u003e Book II includes stories and photos from GCHQ's centenary history.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSkill-building:\u003c\/strong\u003e Sharpens logic, lateral thinking, pattern recognition and cipher-cracking ability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAbout the Author\u003c\/strong\u003e\u003cbr\u003e\nGCHQ (Government Communications Headquarters) is the UK's signals intelligence and cyber security agency, based in Cheltenham, tasked with keeping the country safe from terrorism and cybercrime. Renowned for recruiting some of the sharpest problem-solvers in the country, GCHQ's puzzle-setters have drawn on decades of codebreaking heritage, from the Government Code \u0026amp; Cypher School to Bletchley Park, to create these bestselling puzzle collections for the public.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy You'll Love This Collection\u003c\/strong\u003e\u003cbr\u003e\nTwo genuinely challenging, endlessly entertaining puzzle books in one set — ideal for puzzle nights, gifting, or quiet solo brain-training, straight from the people who really do this for a living.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003ePlease Note: Cover design may vary slightly from image shown; ISBNs and editions are for the current UK paperback printings.\u003c\/em\u003e\u003c\/p\u003e","brand":"GCHQ","offers":[{"title":"Default Title","offer_id":56494676607358,"sku":"PLD11231","price":30.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0642\/4549\/8093\/files\/gchq-puzzle-book-and-puzzle-book-ii-2-book-set-paperback.jpg?v=1784404793","url":"https:\/\/www.letsbuybooks.com\/products\/gchq-puzzle-book-collection-2-books-set-paperback","provider":"Lets Buy Books","version":"1.0","type":"link"}