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Full Description
Most popular Russian puzzle book ever published. Marvelously varied puzzles ranging from simple "catch" riddles to difficult problems. Lavishly illustrated with clear diagrams and amusing sketches. Edited for English-readers, while retaining warmth and charm of original. Inexpensive edition of first English translation. Introduction by Martin Gardner. 425 line illustrations. Solutions.
Contents
Introduction Amusing Problems Difficult Problems Geometry with Matches Measure Seven Times Before You Cut Skill Will Find Its Applications Everywhere Dominoes and Dice Properties of Nine With Algebra and without It Mathematics with Almost No Calculations Mathematical Games and Tricks Divisibility Cross Sums and Magic Squares Numbers Curious and Serious Numbers Ancient but Eternally Young Answers Index