What is an Oort cloud? How are rockets tested? How many moons does Uranus have? What is the temperature on Mercury? Why do stars have different colors? The School Encyclopedia series will become an indispensable assistant for schoolchildren in preparing for reports, tests and presentations. In the books in the series, rigorous scientific research is transformed into concise and understandable texts that tell readers about the diversity of the world around them.
Translation: E. Ivankevich
Pages: 48 (Coated). Hardcover Dimensions: 265x200x8 mm
