The book contains the most interesting and fascinating logic puzzles - elegant mind games that have captivated thinkers of all times and peoples. Solving these entertaining problems will bring a lot of pleasure and joy! In addition, it will serve as an excellent simulator for developing intelligence, training memory and activating creative abilities. All the puzzles presented in the book can be solved, even if the school mathematics course is fairly forgotten. In addition, ready-made answers are presented at the end of the book, often with detailed solutions. But don’t rush to quickly look at the answer - don’t deprive yourself of the pleasure of the process, the pleasure of insight and the joy of achieving a goal! Attention, parents of young talents! Logic puzzles are organically supplemented with many interesting tasks of the Olympiad and competitive type. They will help your children cope with Olympiad tasks with ease!