Sarah Wassner

SARAH WASSNER FLYNN loves writing, running, and triathalons. When she's not writing about races, she's usually training or competing in one. She also writes nonfiction books and articles for kids and teens, like The National Geographic Kids National Park Guide U.S.A. and The Girl's Life Guide to the Most Amazing You. KATHY FURGANG, co-author, has been a writer for 16 years. She is the author of dozens of science textbooks and children's books, including National Geographic Kid's Everything Weather, Everything Volcanoes, Ultimate Weird But True 2, and Weird But True Ripped from the Headlines