Entertaining tasks. Perelman Ya.I.

Can you calculate the Carthage area? Solve the problem that the lawyers of ancient Rome loved to ask each other? Clean how many tailors needed to sew new clothes to Gulliver? Draw a complex geometric figure without tearing off the pencil from paper? These and many other mathematical and logical puzzles are collected in the collection "Entertaining Tasks" by Ya.I. Perelman. All tasks in the book are divided thematically - about weights, about watches, arithmetic tricks, etc. - And framed in fascinating stories from literature, history and life. At the end of each section, a detailed analysis of each task and explanatory illustrations are given. The book will appeal not only to parents and teachers, but also to children.