The books of the series "The Great Children's Encyclopedia of Entertaining Sciences" contain interesting information about celestial bodies, the origin and structure of the Universe, about the research of the solar system and expeditions to distant planets, provides information on the main elements from which the world was created, on the processes, as a result of which life was born on Earth, about matter about time and gravity, about electricity and magnetism and about a variety of other objects and phenomena, without which our existence is impossible. Acquaintance with these beautifully illustrated publications will undoubtedly ignite the desire for knowledge in the guys. For secondary school age.