Kristy starts a softball team for her little brothers and sister. Soon they are challenged to a real live game by the Bashers, and Kristy has a crush on the Bashers' coach.
When a fight breaks out among the members of the Baby-sitters Club, timid Mary Anne finds herself becoming more assertive as a baby sitter and in her relationships with her father and friends.
The reader, as babysitter for little Katie Harper, chooses the course of a scary adventure in which the two-year-old child changes after her parents leave from perfect angel into something evil.
Advice for the young baby sitter including how to get jobs, how to deal with parents, safety precautions, handling the children, and dealing with emergencies.
Presents a guide to becoming a safe, responsible, and successful babysitter, focusing on what to do when children suffer different kinds of accidents and illnesses.