William Wrigley, Jr.

Chewing gum has been around for thousands of years. For a long time, gum was made from things like sap and wax. It didn't always taste good. Today's gum is sweet and comes in many flavors. William Wrigley Jr. is best known for his chewing gum. But what was his childhood like? Why did he build the Wrigley Building? How can we learn more about him?