This animated series chronicles the adventures of an enthusiastic 5-year-old raccoon named Timothy, who is beginning school for the first time. In his kindergarten class, he forms several friendships and has adventures with his new classmates. His best friend, Yoko, is a cat from Japan, and other pals are a bossy mouse, Nora, and a boisterous tomboy beaver, Doris. Among the adults at Timothy's school are his teacher, Mrs. Jenkins, and Henry, a beaver who is the janitor and schoolbus driver.