Suzy Kline

It's almost summer vacation and the students in room 2B are having trouble concentrating on their butterfly project, until a frightening-looking new teacher comes to supervise the Suspension Room and Harry is sent there as punishment for unruly behavior.

Doug discovers that though being Harry's best friend in Miss Mackle's second grade class isn't always easy, as Harry likes to do horrible things, it is often a lot of fun.

Harry incorporates his fascination with earwigs into Miss Mackle's class project of acting out a fairy tale in front of the other third graders.

Horrible Harry of classroom 2B cuts back on his mischievous pranks after falling for Song Lee.

"Harry considers stealing from Room 3B's Sharing and Caring Tag Sale in order to help out with money problems at home"--

"Best friends Harry and Doug must find their teacher's missing diamond in time for the class talent show."--

When their teacher ends up in the hospital, the members of class 2B find a way to include her in their holiday celebration.

Harry's huge imagination gets him in trouble when he tries to convince everyone that his mysterous Purple People will be coming to the classes' tea party.

On the last day of second grade, Song Lee's party at the local amusement park forces Harry to face his fear of elevators when he is expected to ride the Drop of Doom.

Horrible Harry and Song Lee have been best friends since kindergarten. But when they have to work together on a project about dragons, they get into a fight that threatens to end their friendship.