The book “Scientific problems and entertainment” by Yakov Isaakovich Perelman is not just a collection of problems and puzzles, but a real storehouse of knowledge that draws the reader into the world of mathematics, physics and logic. Perelman, known for his unique approach to popularizing science, creates a fascinating space where everyone can find something interesting for themselves, regardless of their level of training. From the first pages of the book, the reader is immersed in an atmosphere of intellectual challenge. Perelman masterfully combines scientific concepts with elements of the game, which makes the learning process not only useful, but also exciting. Tasks range from simple and understandable to complex and requiring in-depth analysis, which allows each reader to find a challenge to their liking. This makes the book ideal for schoolchildren, students, as well as adults who want to refresh their knowledge or just have fun, solving interesting problems. The topics raised in the book cover a wide range of scientific disciplines. Readers will be able to face problems related to geometry, algebra, physics, and even elements of philosophy. Perelman does not just offer solutions, he encourages the reader to think, analyze and look for non-standard approaches. This makes the book particularly valuable for those seeking to develop critical thinking and creative problem-solving. The book "Scientific problems and entertainment" will be interesting not only for those who are fond of mathematics or physics, but also for those who just like to solve puzzles. It will be an excellent gift for parents who want to instill in their children a love for science, as well as for teachers looking for new methods of involving students in the educational process. Students preparing for the exams will be able to use the tasks from the book as a practical tool for preparation, and lovers of intellectual games will find here a lot of interesting things. Perelman's style is unique: he is able to explain complex things in simple and accessible language, while maintaining scientific accuracy and depth. His other well-known works, such as “Entertaining Mathematics” and “Entertaining Physics”, are also filled with the same spirit of passion for science and the desire to make it available to a wide audience. Perelman is not just an author, he is a guide to the world of knowledge, which inspires the study and discovery of new things. "Scientific Tasks and Entertainment" is not just a book, it's a whole world that you want to immerse yourself in again and again. Each task is an opportunity not only to test your knowledge, but also to develop them, as well as to enjoy the process. Readers who are looking for ways to spend time usefully will be pleasantly surprised at how fascinating it can be to study science through the game. If you are looking for a book that will become your faithful companion in the world of science, or want to give something special to loved ones, “Scientific Tasks and Entertainment” is the perfect choice. She is able to inspire, cheer and, of course, teach . Do not miss the chance to discover this amazing world, full of mysteries and discoveries, which offers Yakov Isaacovich Perelman