Mom and Dad are ready to go out for the evening, but Arthur and D.W. are worried that their surprise babysitter might be a pirate, robot, or even Mr. Ratburn.
No one seems to understand how hard it is for Claudia to do well in English class except for Shea Rodowsky, who has a learning problem. Together Claudia and Shea are going to show the teachers how smart they really are.
While staying with her father at a tree-planting camp in the Canadian wilderness, twelve-year-old Stevie discovers that she can combine babysitting with detective work.
Bean, left in the care of her mean older sister Nancy for the afternoon, enlists her best friend Ivy in a plot to prove Nancy is the worst babysitter ever.