About the Author
Franklyn M. Branley is one of the co-founders of the Let's-Read-and-Find-Out Science series and the author of close to 150 popular books about scientific topics for young readers of all ages. He is Astronomer Emeritus and former Chairman of the American Museum-Hayden Planetarium.
Dr. Branley lives in Sag Harbor, New York.Molly Coxe has written and illustrated Louella and the Yellow Balloon and and Ducks, Ducks, Ducks, and has illustrated Whose Footprints? and The Big Dipper. She lives in Norwalk, Iowa.