"When his best friend Doug discovers his top-secret hideout, Harry enlists his friends' help to save it from being developed into an apartment building"--

"When Harry and his pals in Room 3B aren't invited to their teacher's wedding, they invite themselves, and wind up saving the day"--

As the last day of third grade looms, Doug learns that Harry is moving to a new town and wonders how he'll survive fourth grade without him, while Harry wonders about the new neighbors across the street and what they could mean for their friendship.

Selected to join the school safety patrol squad, third-grader Mary quickly turns into a bully and classmate Doug suspects she may be tampering with the book raffle.

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

Follows the school activities of second-graders, Harry and Doug, as they participate in a secret mission to celebrate "Charlotte's Web," learn how to make green slime, and put on a skit warning about the dangers of smoking.

How much trouble could a second-grader cause? Plenty, if it's Horrible Harry. Whether he's making Song Lee scream by showing her his pet snake, or playing a dead fish in the Thanksgiving play, Horrible Harry's just not happy unless he's stirring up trouble. But when one of Harry's classmates tries to get even with him by pasting canary stickers on his chair, lunch box and library book, a showdown can't be far off. Will Harry be able to reclaim his...

The school year is almost over, and the students at South School are wild. Those who misbehave are sent to the Suspension Room. There, a big, hairy guy with a bulky bag full of heavy things guards them all day. What does he do to them, and what's in his bag? Horrible Harry's curiosity is growing. He is determined to see what happens in the Suspension Room-even if it means going there himself. But going to the Suspension Room means Harry has to get...

One day in October, Miss Mackle brings a comfy sofa into her classroom. Horrible Harry and the other students love the bright yellow moons that decorate its covering. Soon the whole class starts gathering information about the moon. The students wish they had a telescope, so they could really study the moon. Join Horrible Harry and his friends as they find a way to have their very own moonwatch. Of course, Horrible Harry is also planning a surprise...

It's the week before Valentine's Day. All the students in Room 2B are thinking about wearing red, passing out valentines, and having a class party. With all the plans for fun, nothing horrible could happen, could it? But before the day is over, Sydney has made Harry mad. When he finds out why Sydney is bugging him, Harry hatches a big plan. It is silly, outrageous--and perfect for Valentine's Day! Students, teachers, and parents all love Suzy Kline's...