Seventh-grader Viv never looks forward to picture day. It’s just another day where she wears a boring braid and no one notices her. (Her two best friends, Milo and Al, don’t count, of course.) But enough is enough. This year, she’s taking matters into her own hands. Literally. Viv grabs a pair of scissors, her phone for live-streaming, and, well, bye-bye braid. Suddenly Viv is an over-night influencer at Brinkley Middle School. Everyone wants her help planning their next big moment—from haircuts, to dance proposals, activist rallies and mathlete championships. 

Sixth grade isn't as great as Rex thought it would be. He's the only kid who hasn't had a growth spurt, and the bullies won't let him forget it. His closest friend is unreliable, at best. And there's a cute girl in his class who he can't stop thinking about. With so much going on, everything is a blur—including Rex's vision! So when he discovers that he needs glasses, and his family can only afford the ugliest pair in the store, any hope Rex had of fitting in goes completely out of focus.

Jen did not want to leave the city. She did not want to move to a farm with her mom and her mom's new boyfriend, Walter. She did not want to leave her friends and her dad. Most of all, Jen did not want to get new "sisters", Andy and Reese. As if learning new chores on Peapod Farm wasn't hard enough, having to deal with perfect-at-everything Andy might be the last straw for Jen. Besides cleaning the chicken coop, trying to keep up with the customers at the local farmers' market, and missing her old life, Jen has to deal with her own insecurities about this new family.

Maureen and Francine Carter are twins and best friends. They participate in the same clubs, enjoy the same foods, and are partners on all their school projects. But just before the girls start sixth grade, Francine becomes Fran - a girl who wants to join the chorus, run for class president, and dress in fashionable outfits that set her apart from Maureen. A girl who seems happy to share only two classes with her sister! Maureen and Francine are growing apart, and there's nothing Maureen can do to stop it. Are sisters really forever? Or will middle school change things for good?

On the first day of seventh grade, Rex encounters a bump in the road—a big angry pimple right in the center of his forehead. And this is only the beginning of his problems. What follows is a frustrating battle with stubborn acne, body odor, and other embarrassments of puberty.

Maggie just wants to get through her first year of middle school. But between finding the best after-school clubs, trying to make friends, and avoiding the rumored monster on school grounds, she’s having a tough time...so she might need a little help from her 20-sided dice. But what happens if Maggie rolls the wrong number?

Feng-Li can’t wait to discover America with her family! But after an action-packed vacation, her parents deliver shocking news: They are returning to Taiwan and leaving Feng-Li and her older siblings in California on their own. Suddenly, the three kids must fend for themselves in a strange new world—and get along. Starting a new school, learning a new language, and trying to make new friends while managing a household is hard enough, but Bro and Sis’s constant bickering makes everything worse.

Fifteen-year-old Morgan has a secret: She can't wait to escape the perfect little island where she lives. She's desperate to finish high school and escape her sad divorced mom, her volatile little brother, and worst of all, her great group of friends...who don't understand Morgan at all. Because really, Morgan's biggest secret is that she has a lot of secrets, including the one about wanting to kiss another girl. Then one night, Morgan is saved from drowning by a mysterious girl named Keltie. The two become friends, and suddenly life on the island doesn't seem so stifling anymore.

Molly Frost is fed up.... Because Olivia was yelled at for wearing a tank top. Because Liza got dress coded and Molly didn't, even though they were wearing the exact same outfit. Because when Jessica was pulled over by the principal and missed a math quiz, her teacher gave her an F. Because it's impossible to find shorts that are longer than her fingertips. Because girls' bodies are not a distraction. Because middle school is hard enough.

This is the story of two totally different girls - quiet, shy, artistic Emmie and popular, outgoing, athletic Katie - and how their lives unexpectedly intersect one day when an embarrassing note falls into the wrong hands....