The book contains the most interesting and fascinating logic puzzles - elegant mind games that thinkers of all times and peoples were fond of. Solving these entertaining tasks will bring a sea of ​ ​ pleasure and joy! And besides, it will serve as an excellent simulator for the development of intelligence, memory training and activation of creative abilities. All the puzzles presented in the book are available for solving, even if the school mathematics course is pretty forgotten. In addition, ready-made answers are presented at the end of the book, often with detailed solutions. But do not rush to look into the answer as soon as possible - do not deprive yourself of the pleasure of the process, the pleasure of insight and the joy of achieving the goal! Attention, parents of young talents!