Fourteen-year-old Nikki Maxwell writes in her diary of her struggle to be popular at her exclusive new private school, then of finding her place after she gives up on being part of the elite group.

Nikki's diary describes a frightful Halloween, on which she helps with her sister's ballet class party at the same time she is Brandon's date for their middle school Halloween dance, where she has promised to spend the evening with her two best friends.

In this story about the perils of popularity, the courage of nonconformity, and the thrill of first love, an eccentric student named Stargirl changes Mica High School forever.

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.

After finally getting a cell phone, Babymouse tries to increase her popularity in middle school by becoming the queen of social media.

Everyone knows the cool beans. They're sooooo cool. And then there's the uncool has-bean ... Always on the sidelines, one bean unsuccessfully tries everything he can to fit in with the crowd--until one day the cool beans show him how it's done.

Nikki's diary describes a frightful Halloween, on which she helps with her sister's ballet class party at the same time she is Brandon's date for their middle school Halloween dance, where she has promised to spend the evening with her two best friends.

Wharton professor Jonah Berger draws on his research to explain the six steps that make products or ideas contagious. What makes things popular? If you said advertising, think again. People don't listen to advertisements, they listen to their peers. But why do people talk about certain products and ideas more than others? Why are some stories and rumors more infectious? And what makes online content go viral? Wharton marketing professor Jonah Berger...

"Lily loves science and hanging out with her best friend, Katie. But after a really embarrassing incident, she jumps at the chance to switch schools. She's ready to start over. With the scientific process, anything is possible! After a summer spent coming up with theories and prepping for the switch, Lily starts her new school as Blake, a popular girl with a cool name, ready to climb the social ladder. But every hypothesis has its flaws, and Blake...

A small incident during recess threatens to turn nine-year-old Marvin into the outcast of his third-grade class.