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Playing with mathematical riddles can be an intriguing and fun-filled pastime -- as popular science writer Martin Gardner proves in this entertaining collection. Puzzlists need only an elementary knowledge of math and a will to resist looking up the answer before trying to solve a problem.Written in a light and witty style, Entertaining Mathematical Puzzles is a mixture of old and new riddles, grouped into sections that cover a variety of mathematical topics: money, speed, plane and solid geometry, probability, topology, tricky puzzles, and more. The probability section, for example, points out that everything we do, everything that happens around us, obeys the laws of probability; geometry puzzles test our ability to think pictorially and often, in more than one dimension; while topology, among the 'youngest and rowdiest branches of modern geometry,' offers a glimpse into a
Podpořte zdravý vývoj všech členů rodiny a vybírejte z velké nabídky hraček pro děti. Bavte se s přáteli, vyplňte svým seniorům volný čas. Hračka je často splněním dětského snu dospělého.
Kreativní, interaktivní, didaktické nebo vzdělávací hry a hračky jsou tou nejlepší přípravou na budoucnost vašich dětí. Umožněte dětem soutěžit a prosadit se v kolektivu.
Playing with mathematical riddles can be an intriguing and fun-filled pastime -- as popular science writer Martin Gardner proves in this entertaining collection. Puzzlists need only an elementary knowledge of math and a will to resist looking up the answer before trying to solve a problem.Written
For more than twenty-five years, Martin Gardner was Scientific American's renowned provocateur of popular math. His yearly gatherings of short and inventive problems were easily his most anticipated math columns. Loyal readers would savor the wit and elegance of his explorations in physics,
Here's a bonanza of 93 stimulating brainteasers, ideal for limbering and strengthening young mental muscles. Many of the puzzles are classics, while others are presented here for the first time. Ridiculous riddles, tantalizing teasers, intricate mazes, deceptive illusions, tricky questions, and a
Features mathematical oddities such as games, puzzles, facts, numbers and mathematical
Brilliant and entertaining mathematician Kit Yates illuminates seven mathematical concepts that shape our daily lives. From birthdays to birth rates to how we perceive the passing of time, mathematical patterns shape our lives. But for those of us who left math behind in high school, the numbers
Team Games are special mathematical puzzles and problems which produce real cooperation between the members of a team. The mathematical content is that of the normal curriculum and whether you call them games, puzzles or problems they undoubtedly offer a very positive experience at a variety of
Learn Spanish through crossword puzzles Easy Spanish Crossword Puzzles offers you an entertaining but effective way of expanding your knowledge of the Spanish language and culture. The crucigramas in this book cover a wide variety of topics that will challenge and help you develop your
Learn Japanese through crossword puzzles Easy Japanese Crossword Puzzles offers you an entertaining but effective way of expanding your knowledge of the Japanese language and use of Kana script. The puzzles in this book cover a wide variety of topics that will challenge and help you develop your
Matematik Martin Gardner psal přes 25 let sloupky matematických her do prestižního časopisu Scientific American – vždy se snažil ukázat nový a neokoukaný problém a jeho řešení. Kniha, která patří k nejoceňovanějším ve svém oboru, obsahuje výběr 65 nejlepších
Research in mathematics is much more than solving puzzles, but most people will agree that solving puzzles is not just fun: it helps focus the mind and increases one's armory of techniques for doing mathematics. Mathematical Puzzles makes this connection explicit by isolating important mathematical
These brand-new recreational logic puzzles provide entertaining variations on G del's incompleteness theorems, offering ingenious challenges related to infinity, truth and provability, undecidability, and other concepts. Created by the celebrated logician Raymond Smullyan, the puzzles require no
Written by teachers for Key Stage 2 children, this work helps develop mathematical and thinking skills. It includes puzzle types such as: Sodoku, Kakuro, Arithmagons, Magic squares, Latin squares, Multiplication pyramids and Grand
Collected over several years by Peter Winkler, of Bell Labs, dozens of elegant, intriguing challenges are presented in Mathematical Puzzles. The answers are easy to explain, but without this book, devilishly hard to find. Creative reasoning is the key to these puzzles. No involved computation or
Commissioned by George R.R. Martin and Gardner Dozois, these tales of dangerous women by the most stellar names in fiction are available for the first time in three-volume paperback. George R.R. Martin is the bestselling author of A Song of Ice and Fire, the inspiration for HBO's hit
Commissioned by George R.R. Martin and Gardner Dozois, these tales of dangerous women by the most stellar names in fiction are available for the first time in three-volume paperback. George R.R. Martin is the bestselling author of A Song of Ice and Fire, the inspiration for HBO's hit
All real life mathematics is problem solving. And all those fascinated by puzzles are problem solvers at heart. But thinking mathematically is a skill we have to learn and one which it is easy to forget. Recreational mathematicians and students can practise problem solving in different ways. In
Summary JavaScript on Things is your first step into the exciting and downright entertaining world of programming for small electronics. If you know enough JavaScript to hack a website together, you'll be making things go bleep, blink, and spin faster than you can say 'nodebot.' Purchase of the
A guide to the complex subject of ethics explained in clear and entertaining language. This new edition is fully revised and
This is, quite simply, the best and most popular puzzle book ever published in the Soviet Union. Since its first appearance in 1956 there have been eight editions as well as translations from the original Russian into Ukrainian, Estonian, Lettish, and Lithuanian. Almost a million copies of the
A brilliant and entertaining mathematician illuminates seven mathematical principles that shape our lives. 'Kit Yates shows how our private and social lives are suffused by mathematics. Ignorance may bring tragedy or farce. This is an exquisitely interesting book. It's a deeply serious one too and,
An entertaining collection of word searches to tone mental muscles and provide engaging exercise for your brain. Love word searches? This challenging collection by expert puzzler Christy Davis will surely flex your grey matter and engage puzzlers of all skill levels. Weighing in at 126 puzzles and