Earth Science

Author and series editor Tara Koellhoffer earned her degree in political science and history from Rutgers University. Today, she is a freelance writer and editor with 10 years of experience working on nonfiction books for young adults, covering topics ranging from social studies and biography to health and science. She has edited hundreds of books and teaching materials, including Italy. She lives in Pennsylvania. Introduction by Emily Sohn, writer, Science News for Kids