Celebrated author-illustrator and master explainer David Macaulay brings his unique voice and style to high-interest nonfiction books for newly independent readers. How can you see that your shirt is on inside out? How do you see the soccer ball coming right at you? How do you know which players are on your team? It all starts with light--and with the amazing human eye. With his unique blend of informative text and illustration, David Macaulay shows how this extraordinary organ works to capture light and send signals to our brains. Joining Castle, Jet Plane, and Toilet, here's another illuminating nonfiction story for newly independent readers.