All materials can exist in different states, but what are the differences, and how do materials change from one state to another? This book explores solids, liquids, and gases, looking at their properties and the processes involved in changing state.
Louise Spilsbury is a prolific children's book author. She has written titles on almost every subject, from science and geography to world affairs, social issues, art, history, and literacy. Louise is married to author Richard Spilsbury and has two children. She lives and works in Devon, England. Richard Spilsbury is an experienced author of nonfiction books for young people. He has written about a wide range of topics including science, nature, and history.