Название: Classic Mathemagic Автор: Raymond Blum, Adam Hart-Davis, Bob Longe, Derrick Niederman Издательство: MetroBooks Год: 2002 Формат: PDF Страниц: 296 Размер: 22,49 МБ Язык: English
What adds up to lots of fun and tests how sharp you really are at numbers? This enormous volume of math puzzles. There are mind bogglers of every type, from amazing "magic" number tricks to beautiful geometric designs, and plenty of them, too. Can you take six pencils and arrange them so that they form four equal triangles? Are there ever 1,000,000 consecutive composite numbers? Start with puzzles that are fairly easy, and work your way up to the truly challenging ones. Along the way, there are tricks and hints to make you look like a whiz.
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Classic Mathemagic 
