Only an elementary knowledge of math is needed to enjoy this entertaining compilation of brain-teasers. It includes a mixture of old and new riddles covering a variety of mathematical topics: money, speed, plane and solid geometry, probability, topology, tricky puzzles and more. Carefully explained solutions follow each problem. 65 black-and-white illustrations.

Only an elementary knowledge of math is needed to enjoy this entertaining compilation of brain-teasers. It includes a mixture of old and new riddles covering a variety of mathematical topics: money, speed, plane and solid geometry, probability, topology, tricky puzzles and more. Carefully explained solutions follow each problem. 65 black-and-white illustrations.

Gardner's second collection of amusing, thought-provoking problems and puzzles from Loyd's Cyclopedia -- perhaps the most exciting collection of puzzles ever assembled in one volume. Arithmetic, algebra, speed and distance problems, game theory, counter and sliding block problems, similar topics. 166 problems. 150 original drawings, diagrams.

Gardner's second collection of amusing, thought-provoking problems and puzzles from Loyd's Cyclopedia -- perhaps the most exciting collection of puzzles ever assembled in one volume. Arithmetic, algebra, speed and distance problems, game theory, counter and sliding block problems, similar topics. 166 problems. 150 original drawings, diagrams.

A marvelously varied assortment of brain teasers! Regarded as the outstanding puzzle collection in the history of Russian mathematics, The Moscow Puzzles offers stimulating entertainment that will challenge your problem-solving skills! 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 b...(展开全部)

A marvelously varied assortment of brain teasers! Regarded as the outstanding puzzle collection in the history of Russian mathematics, The Moscow Puzzles offers stimulating entertainment that will challenge your problem-solving skills! 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 b...(展开全部)