Ghostville Elementary Books in Order

Third-graders move into a basement classroom at Sleepy Hollow Elementary, where rumors say ghosts live. They discover a ghost class that resents sharing its room, turning ordinary schoolwork into a struggle with pupils from another time.

The classroom ghosts roam the school when they get bored, causing trouble for Jeff, Cassidy, and Nina. A basketball challenge offers a way to stop the haunting, but their ghostly opponents want to win and aren't playing fairly.

Nina plans a birthday party, but something begins frightening her guests. She and her friends must find out whether a classroom ghost followed her home or a different haunting has arrived to spoil the celebration.

Cassidy, Jeff, and Nina turn their basement classroom into a haunted house for a school festival. The real ghosts object to visitors, leaving the children to stop their interference before parents discover that the haunting is genuine.

Cassidy dreads Field Day because she struggles with sports, then finds an old doll in the school basement. It keeps returning after she hides it and even frightens the classroom ghosts, presenting a different test of her abilities.

A new boy in Nina, Jeff, and Cassidy's class floats above his chair and seems partly transparent. His arrival worries both the children and the resident ghosts, who wonder whether another haunting is about to begin.

Jeff, Cassidy, and Nina buy props for their class play at the old Blackburn Mansion. The objects bring singing ghosts back to school, where rival spirits compete for attention and threaten to derail the performance.

Someone is spreading the third-graders' secrets through Sleepy Hollow Elementary, and classmates begin accusing one another. Nina sets out to uncover the spy, but catching the tattletale may mean putting her own friendships to the test.

Calliope is distraught when Andrew announces that his family will demolish her old mansion. Suspecting the ghost has a secret there, the children arrange a visit, but entering the haunted house means cooperating with the class bully.

A director wants to make a ghost movie in the third-graders' basement classroom at Sleepy Hollow Elementary. The real ghosts decide to help with the production, but their involvement threatens to turn filming into a disaster.

Career Day inspires Andrew, the class bully, to become a famous ghost hunter. His ambition puts the classroom spirits in his sights, raising the question of whether he can capture them or will become their next target.

An overnight reading marathon could win Sleepy Hollow Elementary a new computer. When a book reveals a treasure hidden in the school basement, Cassidy's search for it runs into the resident ghosts at their most active hour.

Sleepy Hollow Elementary prepares for the holidays, but the classroom ghosts start causing trouble. Jeff, Nina, and Cassidy must discover what is upsetting the spirits and put things right before the disruptions spoil everyone's celebration.

A pet wash at Sleepy Hollow Elementary falls into chaos when the classroom ghosts frighten the animals. Nina, Jeff, and Cassidy must track down escaped pets while dealing with the ghost animals that join the disruption.

Andrew challenges the girls in a contest to prove boys are better, but Cassidy and Nina refuse to accept his claims. When classroom ghosts join the rivalry, a school competition turns into a battle with supernatural participants.

The town board plans to replace Sleepy Hollow Elementary with a new school. For its students, the proposal raises a frightening question: what will happen to the ghost class living in the basement if their building is demolished?

The third graders campaign for class president with promises about recess and homework. But classroom ghosts Ozzy and Edgar want to enter the race too, turning the election into a contest where supernatural candidates offer a very different agenda.