This book is different from other collections of puzzles: it has a lot of fun and funny stories, so the reader is required not only intelligence and ingenuity, but also a sense of humor. Among the logical tasks and puzzles there are both ancient and modern, invented recently, a lot of the author’s findings. The book contains more than two hundred cute tasks and puzzles, serious and humorous; for some solutions are given at once, for others - at the end of the chapters. Here are some of the topics: permutation problems, logical problems, including sages, light bulbs and coins, match puzzles, age problems. Some tasks are associated with intellectual games, primarily with the most popular of them - chess. One chapter is devoted to verbal games, and another to entertaining verse. In the book there are puzzles for everyone - for the smallest, and for the largest ..