A Valentine's Day dance at Greg's middle school has turned his world upside down until an unexpected twist gives Greg a partner for the dance and leaves his best friend Rowley the odd man out.

A discarded chain letter augers a series of bad events for Mary Anne, who is plagued by bad luck and a threatening note demanding a midnight meeting on Old Man Sutcliff's grave.

Not so long ago, George and Harold created the greatest super-hero in the history of their school, and brought him to life by mistake. Meet Captain Underpants. Now the boys have accidently created an army of evil, vicious talking toilets.

Kristy's mom is getting married, and Kristy's a bridesmaid. The only trouble is, fourteen little kids are coming to the wedding, and they all need baby-sitters. Stacey, Claudia, Mary Anne, Dawn, and Kristy think they can handle fourteen kids. But that's before they spend five days changing diapers, stopping fights, solving mix-ups, righting wrongs ... and getting sick and tired of baby-sitting. One thing's for sure: this is a hectic way to have a...

When Gerald the Elephant is sad, Piggie is determined cheer him up, but finds after many tries that it only takes the simplest thing to change Gerald's mood.

Spending the summer in Tarrytown, New York, is a lot of fun for ten-year-old Sheila even though her friends make her face up to some self-truths she does not want to admit.

Working as a mother's helper, with Stacey, for the Pike family at the Jersey shore, Mary Anne is upset when Stacey begins to neglect her job to spend her time pursuing a gorgeous lifeguard.

Sixth-grader and self-proclaimed genius Nate Wright faces his all-time enemy, Gina, when they are paired to work on a research paper together and she also gets a position on his intramural team.

Nate's class notes and locker are a disaster, and when his best friend Francis gets in trouble because of his messiness, Nate decides to clean up.

"On September 5, a little after midnight, Death-Cast calls Mateo Torrez and Rufus Emeterio to give them some bad news: They're going to die today. Mateo and Rufus are total strangers, but, for different reasons, they're both looking to make a new friend on their End Day. The good news: There's an app for that. It's called the Last Friend, and through it, Rufus and Mateo are about to meet up for one last great adventure--to live a lifetime in a single...