Inspired by Alan Turing and published in association with the Turing Trust, this collection of over 270 number-crunch puzzles is arranged in ascending order of difficulty and designed to sharpen numerical skills. Starting with a given number, solvers work through a series of calculations, applying mathematical instructions step by step to reach a final answer.
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Seller: AwesomeBooks, Wallingford, United Kingdom
paperback. Condition: Very Good. The Turing Tests Expert Number Crunch Puzzles (The Turing Tests, 9) This book is in very good condition and will be shipped within 24 hours of ordering. The cover may have some limited signs of wear but the pages are clean, intact and the spine remains undamaged. This book has clearly been well maintained and looked after thus far. Money back guarantee if you are not satisfied. See all our books here, order more than 1 book and get discounted shipping. Seller Inventory # 7719-9781398808287
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Seller: Rarewaves.com USA, London, LONDO, United Kingdom
Paperback. Condition: New. Seller Inventory # LU-9781398808287
Seller: Grand Eagle Retail, Bensenville, IL, U.S.A.
Paperback. Condition: new. Paperback. Published in association with the Turing Trust, this challenging collection of number crunch puzzles will really put your numerical skills to the test.Follow in the footsteps of famous World War II codebreaker Alan Turing who used impeccable logic to decipher the military codes used by Germany and its allies. These expert puzzles offer a tough but enjoyable metal work-out, with puzzles in three levels of difficulty. Starting at the top with the number provided, your challenge is work downwards from one box to another, applying the mathematical instructions to your running total until you reach a final answer. You can write the answer to each step down, or to really stretch yourself, keep the running total in your head, which is easier said than done!This book includes a foreword written by Sir Dermot Turing, nephew of Alan Turing and trustee of the former British codebreaking HQ, Bletchley Park. Sales of these books support the work of The Turing Trust, a charity set up by Alan Turing's family which provides much needed computers to schools in Africa. ABOUT THE SERIES: The Turing Tests are a series of innovative puzzle books, inspired by the ingenious problem-solving skills of World War II codebreaker Alan Turing. Each title includes a variety of compelling puzzle types designed to challenge and stretch your mind. Do you have what it takes to solve them all? Shipping may be from multiple locations in the US or from the UK, depending on stock availability. Seller Inventory # 9781398808287
Seller: Bahamut Media, Reading, United Kingdom
Paperback. Condition: Very Good. Shipped within 24 hours from our UK warehouse. Clean, undamaged book with no damage to pages and minimal wear to the cover. Spine still tight, in very good condition. Remember if you are not happy, you are covered by our 100% money back guarantee. Seller Inventory # 6545-9781398808287
Quantity: 1 available
Seller: PBShop.store UK, Fairford, GLOS, United Kingdom
PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000. Seller Inventory # GB-9781398808287
Quantity: 2 available
Seller: Postscript Books, Newton Abbot, DEVON, United Kingdom
Paperback. Condition: New. Inspired by Alan Turing and published in association with the Turing Trust, this collection of over 270 number-crunch puzzles is arranged in ascending order of difficulty and designed to sharpen numerical skills. Starting with a given number, solvers work through a series of calculations, applying mathematical instructions step by step to reach a final answer. Seller Inventory # 542623
Quantity: Over 20 available
Seller: Revaluation Books, Exeter, United Kingdom
Paperback. Condition: Brand New. 160 pages. 9.25x5.98x0.83 inches. In Stock. Seller Inventory # __1398808288
Quantity: 2 available
Seller: Kennys Bookstore, Olney, MD, U.S.A.
Condition: New. 2021. Paperback. . . . . . Books ship from the US and Ireland. Seller Inventory # V9781398808287
Seller: Kennys Bookshop and Art Galleries Ltd., Galway, GY, Ireland
Condition: New. 2021. Paperback. . . . . . Seller Inventory # V9781398808287
Seller: Ria Christie Collections, Uxbridge, United Kingdom
Condition: New. In. Seller Inventory # ria9781398808287_new
Quantity: 2 available