Horrible Harry thinks he?s the world?s second-best detective?second only to Sherlock Holmes, of course. But the rest of the kids in Room 3B aren?t so sure. So he?s determined to prove himself by solving the latest mystery at South School?how to win the new cafeteria contest. He knows the cafeteria lady is using a special mathematical code, but can he crack the code before his classmate Mary tattles on him again? Or will the case go cold right before...

It's Christmastime, but with Miss Mackle in the hospital, no one feels much like celebrating. Maybe Harry can think of a way to cheer up Miss Mackle and put the holiday spirit back in Room 2B.

With Valentine's Day right around the corner, Harry hatches one of his bright ideas. He's going to stage a wedding—to Song Lee!

The kids in room 3B have found out that their teacher, Miss Mackle, is engaged! But who is the lucky groom? Leave it to Harry and his best friend, Doug, to find out. Harry goes into detective mode, and wastes no time starting his investigation. Doug is willing to help—until he sees Harry stealing a piece of evidence. Doug can?t believe it! But Harry thinks his risky move is worth it. After all, he manages to crack the case and tells everyone...

Horrible Harry says goodbye in the 30th anniversary finale of a beloved series! The last day of third grade is approaching fast, but a farewell to Room 3B isn't the only goodbye Doug has to say this year. Song Lee and Mary are busy preparing an end-of-year present for their favorite teacher, Mrs. Flaubert, but their excitement can't distract Doug from Harry's suspicious silence. When Harry finally admits that his family is moving to a whole other...

Horrible Harry has always loved insects, especially digging in the dirt for them. And, recently, he's discovered a new favorite: earwigs! But when he tries to tell his friends about these critters, only Song Lee listens. So when Miss Mackle assigns groups in Room 3B to act out different fairy tales, Harry sees an opportunity to teach the class about his favorite bug. Will they think his play is hilarious...or horrible?

Will the best artist win? The art teacher asks the students of Room 3B to draw posters of things they love, and one of them will get to display his or her artwork on South School's brand-new TV show. Harry doesn't care about the contest. Mary, on the other hand, is convinced that her poster is the best, and she can't wait for her television debut. But if Mary's poster doesn't get selected, then she's going to make horrible trouble for Room 3B-especially...

When the kids in Room 3B study their ancestors, they find out something amazing about Ida: her great-great grandmother sailed on the Titanic! Now Harry and his friends wish they could go to sea, too, and a field trip to a real riverboat gives them the perfect chance. An elementary school teacher for 27 years, Suzy Kline uses her classroom experiences to create wonderfully original characters and situations for her engaging books about Horrible Harry,...

Nearly every kid in Room 3B is trying to get picked for the South School Safety Patrol Squad-- especially Harry. Harry wants a star badge just like his grandpa's, so he works extra hard to be the perfect student: hanging up his jacket neatly, organizing the crayons in rainbow order, and-- his favorite part-- cleaning up sticky noodles off the floor after lunch. But Doug thinks someone is taking the power of Safety Patrol too far, maybe even using...

Early readers will love this great addition to the fun-loving Horrible Harry series from award-winning author Suzy Kline. One day Harry's horrible cat, The Goog, follows Harry's grandmother to school. Now Harry and his friend Doug have to catch The Goog before the old cat gets into too much trouble!