A member of Iowa's team that develops the slogans said the jokes serve a greater purpose than simple fun. They're a way to convey an important message safety.
People attending the high school open house said there were therapy animals, counselors and comfort items like stuffed animals and stress balls available as students walked the halls with their families.
Perry Middle School students returned to campus, easing the transition to starting school again after a deadly shooting inside the district's adjoined high school.