This book is part of a book series called Lets-Read-And-Find-Out Science-Stage 2 .

This book has been graded for interest at 4-8 years.

There are 32 pages in this book. This book was published 2016 by Turtleback Books .

True Kelley has illustrated many favorite books for children in her fun-filled watercolor style, including several in the Let's-Read-and-Find-Out Science series. She and the author previously collaborated on What Makes a Magnet? and What the Moon is Like? True Kelley lives in Warner, New Hampshire. Carolyn Cinami DeCristofano is a science education consultant and the author of several science books for children, including Running on Sunshine and A Black Hole Is Not a Hole, an NCTE Orbis Pictus Recommended Book of Outstanding Nonfiction, and Big Bang!, an IRA Notable Children's Book. Visit her online at www. carolyndecristofano. com. Giovana Medeiros is a freelance illustrator from Brazil who now lives in Dublin. When not making art, Giovana can be found trying new foods, drinking coffee, and walking around the city in search of her next inspiration. Running on Sunshine is her debut picture book. You can visit her online at www. giovanamedeiros. com. Franklyn M. Branley was the originator 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 was Astronomer Emeritus and former Chairman of the American Museum of Natural History-Hayden Planetarium. Michael Rex learned to draw in Chatham, New Jersey, and studied at the School of Visual Arts in New York City. Who Digs? and Who Builds? are his first two books with HarperCollins. Mr. Rex lives in Brooklyn, New York.