The World According to Humphrey by Betty G. Birney
The first book in a series about Humphrey, a hamster that is the classroom pet in an elementary school. Humphrey was brought to the classroom by the substitute teacher and when the regular teacher returns, she does not want to take Humphrey home with her. So, each weekend, a different student brings Humphrey home. Humphrey is wise and kind-hearted and helps to bring out the best in each student and also helps the students and their families to solve their troubles. The classroom teacher and her husband are struggling after he is paralyzed and Humphrey is also able to help them and win the teacher’s heart in the end. This is a sweet and funny book that helps kids be themselves and be accepting of others.