Saco Young School students plant flowers as part of their “Be the Yellow” initiative. (Courtesy of Karen Garnett/Saco Schools)Jeff Mears, principal at Young School in Saco, is always looking for ways to get his students to think beyond themselves. Saco Young School students painted yellow handprints on school sheds on the “Be the Yellow” day of service. (Courtesy of Karen Garnett/Saco Schools)The students, Mears said, had “a blast.”“It was honestly so fun,” he said. At the end of the day, Mears said, he just wants his students to think about other people.