Follow the hour hand and minute hand of a clock for 24 hours. How many times do they form a right angle?
Timothy's house has several rooms, each of which has an even number of doors, including doors that lead outside. Is the number of outside doors even or odd?
Stimulating and delightful, this collection of puzzles features original and classic brainteasers. The author, a puzzle columnist for Le Monde, specially selected these mind-benders for the widest possible audience, ensuring that they're neither too hard for those without a math background nor too easy for the mathematically adept. All puzzles are clearly stated and accurately answered at the back of the book &; and they're great fun to consider, whether you crack them or not. Includes a Foreword by Martin Gardner.
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Da: World of Books (was SecondSale), Montgomery, IL, U.S.A.
Condizione: Very Good. Dugas, Denis (illustratore). Item in very good condition! Textbooks may not include supplemental items i.e. CDs, access codes etc. Codice articolo 00079353263
Quantità: 1 disponibili
Da: Goodwill of Colorado, COLORADO SPRINGS, CO, U.S.A.
Condizione: like_new. Dugas, Denis (illustratore). Item may have minor cosmetic defects marks, wears, cuts, bends, crushes on the cover, spine, pages or dust cover. Dust cover is intact and pages are clean and not marred by notes. Item may contain remainder marks on outside edges. Item may be missing bundle media. Codice articolo COLV.0486789586.LN
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Da: ThriftBooks-Dallas, Dallas, TX, U.S.A.
Paperback. Condizione: Very Good. No Jacket. Dugas, Denis (illustratore). May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less. Codice articolo G0486789586I4N00
Quantità: 1 disponibili
Da: clickgoodwillbooks, Indianapolis, IN, U.S.A.
Condizione: acceptable. Dugas, Denis (illustratore). Used - Acceptable: All pages and the cover are intact, but shrink wrap, dust covers, or boxed set case may be missing. Pages may include limited notes, highlighting, or minor water damage but the text is readable. Item may be missing bundled media. Codice articolo CSIV.0486789586.A
Quantità: 1 disponibili
Da: INDOO, Avenel, NJ, U.S.A.
Condizione: New. Dugas, Denis (illustratore). Brand New. Codice articolo 9780486789583
Quantità: Più di 20 disponibili
Da: Grand Eagle Retail, Bensenville, IL, U.S.A.
Paperback. Condizione: new. Dugas, Denis (illustratore). Paperback. Follow the hour hand and minute hand of a clock for 24 hours. How many times do they form a right angle?Timothy's house has several rooms, each of which has an even number of doors, including doors that lead outside. Is the number of outside doors even or odd?Stimulating and delightful, this collection of puzzles features original and classic brainteasers. The author, a puzzle columnist for Le Monde, specially selected these mind-benders for the widest possible audience, ensuring that they're neither too hard for those without a math background nor too easy for the mathematically adept. All puzzles are clearly stated and accurately answered at the back of the book - and they're great fun to consider, whether you crack them or not. Includes a Foreword by Martin Gardner. Stimulating and delightful, this collection of puzzles features original and classic brainteasers that are neither too hard for those without a math background nor too easy for the mathematically adept. Includes solutions. Shipping may be from multiple locations in the US or from the UK, depending on stock availability. Codice articolo 9780486789583
Quantità: 1 disponibili
Da: Revaluation Books, Exeter, Regno Unito
Paperback. Condizione: Brand New. Dugas, Denis (illustratore). una rep edition. 152 pages. 7.00x5.00x0.25 inches. In Stock. Codice articolo 0486789586
Quantità: 1 disponibili
Da: AussieBookSeller, Truganina, VIC, Australia
Paperback. Condizione: new. Dugas, Denis (illustratore). Paperback. Follow the hour hand and minute hand of a clock for 24 hours. How many times do they form a right angle?Timothy's house has several rooms, each of which has an even number of doors, including doors that lead outside. Is the number of outside doors even or odd?Stimulating and delightful, this collection of puzzles features original and classic brainteasers. The author, a puzzle columnist for Le Monde, specially selected these mind-benders for the widest possible audience, ensuring that they're neither too hard for those without a math background nor too easy for the mathematically adept. All puzzles are clearly stated and accurately answered at the back of the book - and they're great fun to consider, whether you crack them or not. Includes a Foreword by Martin Gardner. Stimulating and delightful, this collection of puzzles features original and classic brainteasers that are neither too hard for those without a math background nor too easy for the mathematically adept. Includes solutions. Shipping may be from our Sydney, NSW warehouse or from our UK or US warehouse, depending on stock availability. Codice articolo 9780486789583
Quantità: 1 disponibili
Da: CitiRetail, Stevenage, Regno Unito
Paperback. Condizione: new. Dugas, Denis (illustratore). Paperback. Follow the hour hand and minute hand of a clock for 24 hours. How many times do they form a right angle?Timothy's house has several rooms, each of which has an even number of doors, including doors that lead outside. Is the number of outside doors even or odd?Stimulating and delightful, this collection of puzzles features original and classic brainteasers. The author, a puzzle columnist for Le Monde, specially selected these mind-benders for the widest possible audience, ensuring that they're neither too hard for those without a math background nor too easy for the mathematically adept. All puzzles are clearly stated and accurately answered at the back of the book - and they're great fun to consider, whether you crack them or not. Includes a Foreword by Martin Gardner. Stimulating and delightful, this collection of puzzles features original and classic brainteasers that are neither too hard for those without a math background nor too easy for the mathematically adept. Includes solutions. Shipping may be from our UK warehouse or from our Australian or US warehouses, depending on stock availability. Codice articolo 9780486789583
Quantità: 1 disponibili