MatterPaperback, 1 August 2019

Matter matters! Introduce early readers preK-2 to matter and how it plays a part in their everyday lives. Find out what matter is, the states of matter, and how matter can change. Readers explore the basic concepts of matter through carefully leveled, engaging text and bold photographs reviewed by Smithsonian experts. Additional facts and graphic organizers such as charts and graphs provide more information about physics concepts.