When Ella Mentry School invites a local dentist to speak on National Dessert Day, A.J. and his friends uncover the dentist's secret plot to promote cavities for more business.

When we last saw George and Harold they were headed to jail for the rest of their lives. What could be worse? How about being pulled from prison by a time-traveling tyrant named Tippy Tinkletrousers! Now the boys are taking a trip back to kindergarden, when the scariest thing they had to face was...a sixth-grade bully named Kipper Krupp, the nephew of their clueless school principal. Will their brains be enough to beat the bully?!!

Ella Mentary School is having a science fair! Guest scientist Dr. Snow has arrived to help A.J. and his friends conduct their own cool experiments. But what is "the snowman" really planning? And what does STEM even stand for anyway?

As Nikki plans how she's going to spend her summer, things get more complicated after she starts hanging out with a visiting student.

"Pay close attention and you might solve this. On Monday afternoon, five students at Bayview High walk into detention. Bronwyn, the brain, is Yale-bound and never breaks a rule. Addy, the beauty, is the picture-perfect homecoming princess. Nate, the criminal, is already on probation for dealing. Cooper, the athlete, is the all-star baseball pitcher. And Simon, the outcast, is the creator of Bayview High's notorious gossip app. Only, Simon never makes...

A high school freshman discovers the devastating consequences of refusing to join in the school's annual fund raising drive and arousing the wrath of the school bullies.

Middle-school drama queen Nikki Maxwell worries about asking a boy to her school's "sweetheart dance."

Six-year-old Ramona tries to cope with an unsympathetic first-grade teacher. In this touching and funny story, the ebullient Ramona, feeling brave and grown-up, enters first grade. Quickly she finds that her new teacher, Mrs. Griggs, appears perplexed by pupils who like to be different. Since Ramona cannot help being different, clearly the two are incompatible. Nevertheless, Ramona can be counted on to keep things lively. Enraged when Susan copies...

Middle-schooler Greg Heffley nimbly sidesteps his father's attempts to change Greg's wimpy ways until his father threatens to send him to military school.

Olivia Prior has grown up in Merilance School for girls, and all she has of her past is her mother's journal--which seems to unravel into madness. Then, a letter invites Olivia to come home--to Gallant. Yet when Olivia arrives, no one is expecting her. But Olivia is not about to leave the first place that feels like home, it doesn't matter if her cousin Matthew is hostile or if she sees half-formed ghouls haunting the hallways. Olivia knows that Gallant...