William Wrigley, Jr. was an unlikely success. He was a troublemaker at school. He often ran away from home. However, he had determination. It helped him rise to be one of Chicago's leading businessmen. These popular readers include easy-to-read information, fun facts and trivia, humor, activities and a whole lot more. They are great for ages 7-12 (grades 2-6), because although simple, these readers have substance and really engage kids with their stories. They are great for social studies, meeting state and national curriculum standards, individual and group reading programs, centers, library programs, and have many other terrific educational uses.