Zoe knows that the only thing harder than middle school is losing a best friend. She and Laura used to do everything together from taking silly selfies, to joining all the same clubs together and even throwing surprise birthday parties for one another.

Isabelle Scott’s life may not be easy, but she loves it. She is a star swimmer and lifeguard, has great friends, and has been spending the summer with Brayden, a cute surfer—though they’re just friends. But her grandmother, with whom she’s lived since her mother died five years earlier, is declining quickly, and Izzie’s whole world is upended. She’s whisked away from the poor, rough neighborhood where she grew up to live with her aunt, uncle, and cousins in the exclusive Emerald Cove.

Anna Hunt may be the new girl at East Middle School, but she can already tell there’s something off about her eighth-grade class. Rachel Riley, who just last year was one of the most popular girls in school, has become a social outcast. But no one, including Rachel Riley herself, will tell Anna why. As a die-hard podcast enthusiast, Anna knows there’s always more to a story than meets the eye. So she decides to put her fact-seeking skills to the test and create her own podcast around the question that won’t stop running through her head: What happened to Rachel Riley?

The first day of middle school means trading in freeze tag at the pool for new schedules, fabulous outfits, and a fresh start. But for 11-year-old Kaylan, the chaos of new locker combinations, cafeteria cliques, and potential first kisses is more than she can handle. She dreads the start of sixth grade and feels like she wants - no, needs - a winning game plan. Luckily, Kaylan and her effortlessly chill BFF, Arianna, have a fool-proof plan for tackling transitions: a list of 11 things they need to do to totally transform themselves before they both turn 12 in November.

Ben Ripley may only be in middle school, but he's already pegged his dream job: CIA or bust. Unfortunately for him, his personality doesn't exactly scream "secret agent". In fact Ben is so awkward, he can barely get to school and back without a mishap. Because of his innate nerdiness, Ben is not surprised when he is recruited for a magnet school with a focus on science - but he's entirely shocked to discover that the school is actually a front for a junior CIA academy.

Lucy Callahan was struck by lightning. She doesn't remember it, but it changed her life forever. The zap gave her genius-level math skills, and ever since, Lucy has been homeschooled. Now, at 12 years old, she's technically ready for college. She just has to pass one more test: middle school! Lucy's grandma insists: Go to middle school for one year. Make one friend. Join one activity. And read one book (that's not a math textbook!). Lucy's not sure what a girl who does calculus homework for fun can possibly learn in seventh grade.

Belly measures her life in summers. Everything good, everything magical happens between the months of June and August. Winters are simply a time to count the weeks until the next summer, a place away from the beach house, away from Susannah, and most importantly, away from Jeremiah and Conrad. They are the boys that Belly has known since her very first summer—they have been her brother figures, her crushes, and everything in between. But one summer, one wonderful and terrible summer, the more everything changes, the more it all ends up just the way it should have been all along.

Arthur is only in New York for the summer, but if Broadway has taught him anything, it’s that the universe can deliver a showstopping romance when you least expect it. Ben thinks the universe needs to mind its business. If the universe had his back, he wouldn’t be on his way to the post office carrying a box of his ex-boyfriend’s things. But when Arthur and Ben meet-cute at the post office, what exactly does the universe have in store for them? Maybe nothing. After all, they get separated. Maybe everything. After all, they get reunited.

Sixteen-year-old Lara Jean Song keeps her love letters in a hatbox her mother gave her. They aren’t love letters that anyone else wrote for her; these are ones she’s written. One for every boy she’s ever loved - five in all. When she writes, she pours out her heart and soul and says all the things she would never say in real life, because her letters are for her eyes only. Until the day her secret letters are mailed, and suddenly, Lara Jean’s love life goes from imaginary to out of control.

When Peyton, Courtney, and Savannah Diamond are sent to live with their long lost father, their lives go from glum to glamorous overnight. Because their father is the Adrian Diamond. Billionaire owner of the most luxurious hotel on the Las Vegas Strip.

It's been a year since it happened - when Paige Hancock's first boyfriend died in an accident. After shutting out the world for two years, Paige is finally ready for a second chance at high school...and she has a plan. First: Get her old crush, Ryan Chase, to date her - the perfect way to convince everyone she's back to normal. Next: Join a club. But when Ryan's sweet, nerdy cousin, Max, moves to town and recruits Paige for the Quiz Bowl team, her perfect plan is thrown for a serious loop.

Dylan Woods hasn’t seen her best friend, Langston, in years. After he moved to Los Angeles, he ghosted her. Then he became Legendary, the biggest teen R&B artist on the planet. For the most part, Dylan has moved on, with her sights set on Juilliard. But when her parents announce that Langston is coming for a short stay with them, the entire family is thrilled. Except for Dylan. The idea of sharing a house with music’s biggest bad boy makes her stomach churn.

With her fiery red hair, new-girl outsider status, and tendency to be a total klutz, Autumn Falls definitely isn’t flying below the radar at Aventura High. Luckily, she makes some genuine friends who take her under their wing. But she also manages to get on the wrong side of the school’s queen bee, and then finds out the guy she’s started to like, funny and sweet Sean, hangs with the mean crowd. Now her rep and her potential love life are at stake.

Savannah is dreading being home alone with her overbearing mother after her big sister - and best friend - goes off to college. But if she can just get through senior year, she'll be able to escape to college, too. What she doesn't count on is that her mother's obsession with weight has only grown deeper since her appearance on an extreme weight-loss show, and now Savvy's mom is pressuring her even harder to be constantly mindful of what she eats.

Twenty-nine-year-old Lindsey Rose has, for as long as she can remember, lived in the shadow of her ravishingly beautiful fraternal twin sister, Alex. Determined to get noticed, Lindsey is finally on the cusp of being named VP creative director of an elite New York advertising agency, after years of 80-plus-hour weeks, migraines, and profound loneliness. But during the course of one devastating night, Lindsey’s carefully constructed life implodes. Humiliated, she flees the glitter of Manhattan and retreats to the time warp of her parents’ Maryland home.

It's been a year since it happened - when Paige Hancock's first boyfriend died in an accident. After shutting out the world for two years, Paige is finally ready for a second chance at high school...and she has a plan. First: Get her old crush, Ryan Chase, to date her - the perfect way to convince everyone she's back to normal. Next: Join a club. But when Ryan's sweet, nerdy cousin, Max, moves to town and recruits Paige for the Quiz Bowl team, her perfect plan is thrown for a serious loop.

Maddie doesn't believe in luck. She's all about hard work and planning ahead. But one night she buys a lottery ticket on a whim, and, to her astonishment, she wins! In a flash Maddie's life is unrecognizable. No more stressing about college scholarships - nope, now she's suddenly talking about renting a yacht and basking in the spotlight at school! But then rumors start flying, and random people begin asking her for loans. Suddenly Maddie finds that she isn't sure whom she can trust.

In Hollywood, fame can be found on every corner and behind any door. You just have to know where to look for it. Nineteen-year-old Madison Parker made a name for herself as best frenemy of nice-girl-next-door Jane Roberts on the hot reality show L.A. Candy. Now Madison's ready for her turn in the spotlight and she'll stop at nothing to get it. Sure, she's the star of a new show, but with backstabbing friends and suspicious family members trying to bring her down, Madison has her work cut out for her.

The first day of middle school means trading in freeze tag at the pool for new schedules, fabulous outfits, and a fresh start. But for 11-year-old Kaylan, the chaos of new locker combinations, cafeteria cliques, and potential first kisses is more than she can handle. She dreads the start of sixth grade and feels like she wants - no, needs - a winning game plan. Luckily, Kaylan and her effortlessly chill BFF, Arianna, have a fool-proof plan for tackling transitions: a list of 11 things they need to do to totally transform themselves before they both turn 12 in November.

Seventeen-year-old Abby Turner's summer isn't going the way she'd planned. She has a not-so-secret but definitely unrequited crush on her best friend, Cooper. She hasn't been able to manage her mother's growing issues with anxiety. And now she's been rejected from an art show because her work "has no heart". So when she gets another opportunity to show her paintings, Abby isn't going to take any chances. Which is where the list comes in. Abby gives herself one month to do 10 things, ranging from face a fear (three) to learn a stranger's story (five) to fall in love (eight).

Marriage counselor Paige Reinhardt is counting down the days to summer, eager to reconnect with her workaholic husband at their cozy rental cottage in the Hamptons. But soon a mysterious crisis at Dave's work ruins their getaway plans. Paige is still figuring out how to handle the unexplained chill in her marriage when her troubled sister suddenly returns after a two-decade silence. Now, instead of enjoying the lazy summer days along the ocean, Paige is navigating the rocky waters of a forgotten bond with her sister in the sweltering city heat.

Twelve-year-old Lucy Desberg is a natural problem solver. After the local homecoming queen shows up at her family's struggling drugstore with a beauty disaster that Lucy helps to fix, Lucy has a long line of makeover customers for every school dance and bat mitzvah. But all the makeup tips in the world won't help save the pharmacy. If only she could find a way to make the pharmacy the center of town again - a place where people want to spend time, like in the old days.

Sam Jones and Zoe Miller have one thing in common: they both want an escape from reality. Loner Sam flies under the radar at school and walks on eggshells at home to manage her mom’s obsessive-compulsive disorder, wondering how she can ever leave to pursue her dream of studying aerospace engineering. Popular, people-pleasing Zoe puts up walls so no one can see her true self: the girl who was abandoned as an infant, whose adoptive mother has cancer, and whose disabled brother is being sent away to live in a facility.

Carolyn Mackler's Printz Honor book - starring the unforgettably funny, body-conscious Virginia Shreves - returns in this 15th anniversary edition featuring text updates and never-before-heard material from the author. Fifteen-year-old Virginia feels like a plus-sized black sheep in her family, especially next to her perfect big brother Byron. Not to mention her best friend has moved, leaving Virginia to navigate an awkward relationship with a boy alone. In order to survive, Virginia decides to follow a "Fat Girl Code of Conduct", which works, until the unthinkable causes her family's facade to crumble.

Rory McGovern is entering the prime of her life when her husband loses his dream job and announces he feels like "taking a break". Rory was already spread thin and now, without warning, she is single-parenting two kids, juggling their science projects, flu season, and pajama days, while coming to terms with her disintegrating marriage. Without Blake, her only hope is to accept a full-time position working for two full-time 20-somethings.

When Alexis's little sister Kasey becomes obsessed with an antique doll, Alexis thinks she is just being her usual weird self. Things get weirder, though, when their house starts changing. Doors open and close by themselves; water boils on the unlit stove; and an unplugged air conditioner blasts cold air.

Alice had her whole summer planned. Nonstop all-you-can-eat buffets while marathoning her favorite TV shows (best friends totally included) with the smallest dash of adulting - working at the library to pay her share of the rent. The only thing missing from her perfect plan? Her girlfriend (who ended things when Alice confessed she's asexual). Alice is done with dating - no thank you, do not pass go, stick a fork in her, done. But then Alice meets Takumi and she can't stop thinking about him or the rom com-grade romance feels she did not ask for.

The last time Lex was happy, it was before. When she had a family that was whole. A boyfriend she loved. Friends who didn't look at her like she might break down at any moment. Now she's just the girl whose brother killed himself. And it feels like that's all she'll ever be. As Lex starts to put her life back together, she tries to block out what happened the night Tyler died. But there's a secret she hasn't told anyone--a text Tyler sent that could have changed everything.

Leila has made it most of the way through Armstead Academy without having a crush on anyone, which is a relief. As an Iranian American, she’s different enough; if word got out that Leila liked girls, life would be twice as hard. But when beautiful new girl Saskia shows up, Leila starts to take risks she never thought she would.

When Ari's mother died four years ago, she had two final wishes: that Ari and her older brother, Gage, would stay together always, and that Ari would go to Carter, the middle school for gifted students. So when eighteen-year-old Gage decided he could no longer live with their bossy guardian, Janna, Ari knew she had to go with him - even though she'd miss baking cookies with Janna and curling up to watch HGTV. What Ari didn't realize was that Gage didn't have an apartment yet.

When Sam's best friend gets her first boyfriend, she's not ready to spend the summer listening to the two of them call each other "pookie." Sick of being a third wheel, Sam applies to be a counselor-in-training at Whispering Pines camp in the New York Catskills. But what she doesn't realize is that it's not going to be all Kumbaya sing-alongs and gooey s'mores. If Ashley, the alpha queen of Whispering Pines, doesn't ruin Sam's summer, then her raging crush on the surfer-blond and flirtatious Hunter just might.

Zoe knows that the only thing harder than middle school is losing a best friend. She and Laura used to do everything together from taking silly selfies, to joining all the same clubs together and even throwing surprise birthday parties for one another.

Willow has never felt like she belonged anywhere and is convinced that the only way to find a true home is to travel the world. But her plans to act on her dream are put on hold when her aloof and often absent mother drags Willow to Salem, Massachusetts, to wrap up the affairs of an aunt Willow didn’t even know she had. An aunt who may or may not have been a witch. There, she meets Mason, a loner who’s always felt out of place and has been in and out of foster homes his entire life.

Trey knows how the trick works: His dad gets him into a school full of kids with rich parents. Trey makes friends, and his dad makes connections. Soon, there’s the con, where Trey’s dad suckers the other parents into giving him money for one of his schemes. Once the money’s in the bank, Trey, his sister, and their dad go on the run … until they set up somewhere else and start again.

The first day of middle school means trading in freeze tag at the pool for new schedules, fabulous outfits, and a fresh start. But for 11-year-old Kaylan, the chaos of new locker combinations, cafeteria cliques, and potential first kisses is more than she can handle. She dreads the start of sixth grade and feels like she wants - no, needs - a winning game plan. Luckily, Kaylan and her effortlessly chill BFF, Arianna, have a fool-proof plan for tackling transitions: a list of 11 things they need to do to totally transform themselves before they both turn 12 in November.