Yakov Perelman made considerable efforts to awaken interest in the exact sciences among children and adults. In his books, he masterfully combined simplicity and clarity of expression with incredible inventiveness. This edition includes over one and a half hundred various problems,...
riddles, and puzzles—on logic, counting, and attentiveness. Astronomical problems and problems on a geometric plane, puzzles with numbers, clocks, and matches, as well as riddles inspired by the famous "Gulliver's Travels," will help to spend time productively and refresh knowledge from school courses in mathematics, geometry, geography, and physics.
Yakov Perelman made considerable efforts to awaken interest in the exact sciences among children and adults. In his books, he masterfully combined simplicity and clarity of expression with incredible inventiveness. This edition includes over one and a half hundred various problems, riddles, and puzzles—on logic, counting, and attentiveness. Astronomical problems and problems on a geometric plane, puzzles with numbers, clocks, and matches, as well as riddles inspired by the famous "Gulliver's Travels," will help to spend time productively and refresh knowledge from school courses in mathematics, geometry, geography, and physics.
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