New routines, rules, and bedrooms: after her parents' divorce, Mabel's new living situation has her feeling topsy-turvy. As she learns to adjust to having two different houses, she struggles to understand her anxiety and frustration. But a weekend caring for the class pet helps Mabel realize that having more than one home isn't such a bad thing after all. Mabel and Izzy the Iguana make a colorful duo in this lighthearted picture book, helping kids adapt to their own new, topsy-turvy adventures.