Secrets of Mercury - Planets

Marc Notes: Discusses the planet Mercury, including observations by ancient cultures, current knowledge of Mercury, and plans for future scientific research and space exploration--; Provided by publisher.; Ages 8-10; Grades 4 to 6. Publisher Marketing: Mercury is the smallest planet in our solar system, but it still has secrets! From ancient cultures that watched the skies, to modern scientists who send machines into space, humans are passionately curious about the planet closest to the Sun. Learn about Mercury's discovery, what it would be like to visit, and what scientists still want to know. Vivid photos and illustrations, scientist spotlights, and sidebars help unlock the secrets of Mercury." Contributor Bio:  Berne, Emma Carlson Emma Carlson Berne has written numerous historical and biographical books for children and young adults, as well as young adult fiction. She lives in Cincinnati with her husband and two sons.