In Energy: Physical Science for Kids, kids ages 5 to 8 dive into a mostly invisible world of something we can’t usually see but can’t live without-energy! Readers explore different types of energy, including light energy, heat energy, and chemical energy. One in a set of four books in the Picture Book Science series, Energy combines children’s natural curiosity with prompts for keen observations and simple STEM activities for a fun introduction for kids to the physical science that rules our world!