Explore physics in this early introduction to the states of matter, starring a goofy dog and his all-too-human family. Zippy art and clear explanations introduce the basic characteristics of four states of matter and how they change from one state to another. Totally up-to-date, this book for elementary school children includes plasma, now covered in all curricula. Straightforward text presents the facts and Raff's infographic illustrations demonstrate the science and tell a