Topic: The book is about the moon rocks collected during the Apollo missions, specifically Apollo 11, 12, and 14. It falls under the genre of Juvenile Nonfiction, specifically Science & Nature / Earth Sciences / Rocks & Minerals.
Content: The book explains what scientists discovered about the origin, composition, and environment of the moon up to its publication in 1972. It discusses the methods used by astronauts to collect samples and the techniques scientists used to analyze them at the Lunar Receiving Laboratory in Houston.
Author: Franklyn M. Branley was Astronomer Emeritus and former Chairman of the American Museum-Hayden Planetarium. He was the originator of the "Let's-Read-and-Find-Out Science" series.
