The pressure is on for middle-schooler Bessica to be the funniest, wildest bear mascot for her school, or risk being humiliated by a rival tiger mascot.

Griffin Bing is in big trouble when a Super Bowl ring disappears from his middle school's display case, replaced by Griffin's retainer, and the more he and his friends investigate, the worse his situation becomes.

"Greg Heffley's on a losing streak. His best friend, Rowley Jefferson, has ditched him, and finding new friends in middle school is proving to be a tough task. To change his fortunes, Greg decides to take a leap of faith and turn his decisions over to chance. Will a roll of the dice turn things around, or is Greg's life destined to be just another hard-luck story?"--

"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...

After shunning Jaime, the school nerd, on her first day at a new middle school, Penelope Torres tries to blend in with her new friends in the art club, until the art club goes to war with the science club, of which Jaime is a member.

Sixth-graders Perry and Venice, photographers for their middle-school yearbook, are frustrated to learn that only pictures of popular students are welcome, but when Venice gets involved with a boy Perry doesn't like, Perry puts their friendship at risk by siding with Anya, the editor-in-chief.

Middle-schooler Nate Wright vies against his rival, the "perfect" Artur, to win the grand prize of a customized skateboard in their scout troop contest.

When Katie learns that her mother's new boyfriend is her math teacher, Jeff Green, Katie is accused of getting special treatment in class, and it's the Cupcake Club to the rescue to help Katie deal with the rumors and the changes in her life.

When seventh-grader Piper's father is hired by Chumley Prep, a school where every student seems to be the best at everything, she gets the chance to compete for the prestigious Excelsior Award. "Shine on! might be the catchphrase of twelve-year-old Piper's hero-astronaut, astronomer, and television host Nellie Dumont Frisse-but Piper knows the truth: some people are born to shine, and she's just not one of them. That fact has never been clearer than...

It's one, two, three strikes, you're out, as the Cream Puffs seek sweet revenge!