LEGO Friends Heartlake International School 41731 contains 985 pieces and builds a modular school whose sections can be rearranged. It includes a cafeteria, lobby with lockers, Science and Art classrooms, media room and toilet. Outside there is a basketball hoop, skateboard and bicycle with helmets. The classrooms contain subject-specific accessories and the set also includes Bunsen, the class hamster, for recreating care activities and experiments.