"It's hard for toddlers to say goodbye sometimes, especially to Mom and Dad! Even if it's for a short amount of time, Mom and Dad reassure them not to worry because they will always come back. Bye-Bye! is a book written for toddlers about separation. Written with simple language and reflective of children's realities, the Terrific Toddlers series is based on understanding of the developmental level of young toddlers. Includes a "Note to Parents and Caregivers" about helping toddlers with saying goodbye." -- (Source of summary not specified)