A young girl and her cat watch a firefly glow, make shadows in the sun and learn all about how light works in this accessible, kid-friendly introduction to the science of light. Where does light come from? How does it work? What is it made of? Join a young girl and her cat on a journey of scientific discovery to find the answers to these questions and more. Over the course of a summer vacation, the pair investigate the many fascinating aspects of light, including natural and