Greg Heffley tells about his summer vacation and his attempts to steer clear of trouble when he returns to middle school and tries to keep his older brother Rodrick from telling everyone about Greg's most humiliating experience of the summer.

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.

Ten-year-old Auggie Pullman, who was born with extreme facial abnormalities and was not expected to survive, goes from being home-schooled to entering fifth grade at a private middle school in Manhattan, which entails enduring the taunting and fear of his clasassmates as he struggles to be seen as just another student.

When Miss Know-It-All's inbox overflows with pleas for guidance, Nikki Maxwell, the school newspaper advice columnist, turns to her best friends for help.

"After a disastrous field day competition at school, Greg decides that when it comes to his athletic career, he's officially retired. But after his mom urges him to give sports one more chance, he reluctantly agrees to sign up for basketball. Tryouts are a mess, and Greg is sure he won't make the cut. But he unexpectedly lands a spot on the worst team. As Greg and his new teammates start the season, their chances of winning even a single game look...

Supremely confident middle school student Nate Wright manages to make getting detention from every one of his teachers in the same day seem like an achievement.

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

When Nikki Maxwell gets assigned to a week-long exchange program at Hampton Hills, the school of her arch nemesis, it'll take everything she's got to survive the week.

A bump on the head suffered during gym class causes middle school drama queen Nikki Maxwell to have a crazy dream where all of her acquaintances assume the roles of familiar fairy tale characters.

Nikki tries to be a pet sitter, but realizes it's harder work than she thought.