Roped into running for class president against the most popular girl in school, sixth-grader David discovers another side to his opponent when they also get paired up for the spring musical recital.

After moving to a new town, fifth-grader Marty worries about fitting in and must go up against a scientist out for revenge when he discovers a robotic dog in his new house.

Wharton professor Jonah Berger draws on his research to explain the six steps that make products or ideas contagious.

In a small, Virginia town, sixth-grader Jessie Lou Ferguson has a crush on the hugely popular Conrad Parker Smith, and when he suddenly develops a medical problem and the teacher asks Jessie Lou to help him, they become friends, to her surprise.

"Parker Bell knows the secret to beauty is pretty simple--wearing the right clothes isn't as important as how you feel in them. Popularity is like that too. It's all about attitude. You have to picture who you want to be and then just imagine that's who you already are. This year Parker and her three best friends have finally made their way to the top of the populadder at Wallingford Academy. Their Facebook Friend count has never been higher, and...

When Rob, the charismatic leader of the senior class, turns the school nerd into Prince Charming, his actions lead to unexpected violence.

Sloan "Selfie" St. Clair is the eighth-grade glamour queen of the school. Becca Birnbaum, sixth-grade nobody, accidentally zonks Selfie with a volleyball, and it only gets worse when she tries to do her a favor. She grabs the wrong shopping bag from the principal's office-- one containing a very personal item-- which Selfie immediately loses. They try not to panic... until they hear that the Biggest Prank Ever is about to happen. Can the school's...

After her parents' divorce, eighth-grader Rachel Lee joins her mother's new housecleaning business, which has her scrubbing bathrooms in her more popular classmates' homes and learning useful secrets.

Although he falls for Jena the first time he sees her, Josh cannot bring himself to tell her his real feelings once they become good friends. Josh is usually watching old movies with his friends Sal and Carver, petitioning for more vegetarian options in the school cafeteria, or flailing in yoga class with his best friend Ramona. But when new girl Jena walks into school, Josh loses his heart faster than he's ever lost his balance on a double downward...

California seventh-graders Sarah and Marjorie made a promise in kindergarten to always be friends, but Marjorie is weird and Sarah, wanting to be at least somewhat popular, makes friends with a fellow choir member.