How to Tell When You're Really Old is the result of hundreds of interviews with young children ages three to twelve, who were asked to explain how they could tell when someone was really old. It began as part of a larger class project by teacher Kristi Porter and the children of Happi Kamper Child Care, located in North Muskegon, Michigan. Each child was to create an individual gift book for his or her parents, and How to Tell When You're Really Old...