Earth is truly amazing! It has giant glaciers, gorgeous canyons, and it's the only planet we know of with intelligent life. Ian is exploring Earth with his tour guide, Dr. Sally. Join them as they study ocean animals, the African savanna, and the chilly South Pole. Find out more about the planet we call home.
Gina Bellisario is the author of fiction and nonfiction books for young readers (and the grown-ups who read to them). She lives with her husband and their twin young readers in Park Ridge, Illinois.