内容简介：
"Stop tapping " groans Zipper's sister. "Can't you EVER sit still?" It seems Zack (better known as Zipper) is always getting into trouble. A smart, athletic 5th grader, Zipper speaks and acts before he thinks. His impulsivity drives his friends and family crazy. When Zipper earns the money to rent a drum set, he begins to turn his life around. "Youngsters with ADHD will really relate to Caroline Janover's novel. The author has written a wonderful story which entertains as well as teaches."-Harvey Parker, Ph.D., author of "The ADD Hyperactivity Handbook for Parent's, Teachers and Kids"