Jennifer, an 11-year-old girl, explodes over frozen waffles during breakfast with her family. She has a history of intense temper outbursts that create turmoil and trauma. Her behavior has not improved despite various diagnoses, parenting advice, medication, and motivational programs. Jennifer's mother feels alone and unable to help her daughter, describing life with Jennifer as a nightmare. The chapter introduces explosive children as having poor frustration tolerance and inflexibility that differentiates them from other children.