Sammie McCoy is a girl with a plan: graduate at the top of her class and get out of her small town as soon as possible. Nothing will stand in her way - not even the rare genetic disorder the doctors say will slowly steal her memories and then her health. So the memory book is born: a journal written to Sammie's future self, so she can remember everything, from where she stashed her study guides to just how great it feels to have a best friend again.

Astrid Jones desperately wants to confide in someone, but her mother's pushiness and her father's lack of interest tell her they're the last people she can trust. Instead, Astrid spends hours lying on the backyard picnic table watching airplanes fly overhead. She doesn't know the passengers inside, but they're the only people who won't judge her when she asks them her most personal questions...like what it means that she's falling in love with a girl.

Two years after her best friend was involved in a car accident that caused a traumatic brain injury, Lottie Anders is ready to move on. Her plans come to a screeching halt when both brothers responsible for the accident end up back in her life again. Zack is cruel, selfish and constantly rubbing what happened to her friend in Lottie's face. Zan is different. He listens to her awkward ramblings, and his dark eyes are irresistible. The trouble is, Zan was the driver in the accident, and now Lottie's discovered he lied to her about what happened that night.

Miles Halter is fascinated by famous last words - and tired of his safe life at home. He leaves for boarding school to seek what the dying poet François Rabelais called the “Great Perhaps”. Much awaits Miles at Culver Creek, including Alaska Young, who will pull Miles into her labyrinth and catapult him into the Great Perhaps.

Sixteen-year-old and not-so-openly gay Simon Spier prefers to save his drama for the school musical. But when an email falls into the wrong hands, his secret is at risk of being thrust into the spotlight. Now Simon is actually being blackmailed: If he doesn't play wingman for class clown Martin, his sexual identity will become everyone's business. Worse, the privacy of Blue, the pen name of the boy he's been emailing with, will be compromised.

The first thing I noticed about C.J. Gorman was his plexiglass bra. So begins Destination Unknown—it's 1987 in New York City, and Micah is at a dance club, trying to pretend he's more out and outgoing than he really is. C.J. isn't just out—he’s complete out there, and Micah can't help but be both attracted to and afraid of someone who travels so loudly and proudly through the night. A connection occurs. Is it friendship? Romance? Is C.J. the one with all the answers... or does Micah bring more to the relationship that it first seems?

Rachel feels like she doesn't fit in - until she finds heavy metal and meets Fern, a kindred spirit. The two form their own band, but the metal scene turns out to be no different from the misogynist world they want to change. Violent encounters escalate, and the friends decide there's only one way forward....

Seventeen-year-old Quinn Hughes needs to be in top shape if she wants a medal at the Swimming World Championships in 10 months. This means no easy distractions, no matter how pretty they are. She’s still piecing her confidence back together after not qualifying for the Olympics, her relationship with her twin brother is getting worse the more he hangs out with the popular kids, and then Kennedy Reed suddenly squeezes herself back into Quinn’s life. The girl who was her best friend. The girl who gave Quinn her first kiss. The girl who hasn’t spoken to her since.

Postcard-perfect Jar Island is home to charming tourist shops, pristine beaches, amazing oceanfront homes - and three girls secretly plotting revenge. KAT is sick and tired of being bullied by her former best friend. LILLIA has always looked out for her little sister, so when she discovers that one of her guy friends has been secretly hooking up with her, she’s going to put a stop to it. MARY is perpetually haunted by a traumatic event from years past, and the boy who’s responsible has yet to get what’s coming to him. None of the girls can act on their revenge fantasies alone without being suspected. But together…anything is possible .

Keatyn has everything she ever dreamed. Her life is following the script she wrote for the perfect high school experience. She's popular, goes to the best parties, dates the hottest guy, and sits at the most-coveted lunch table.

Emma Putnam is dead, and it's all Sara Wharton's fault. At least, that's what everyone seems to think. Sara, along with her best friend and three other classmates, has been criminally charged for the bullying and harassment that led to Emma's shocking suicide. Now Sara is the one who's ostracized, already guilty according to her peers, the community, and the media. During the summer before her senior year, in between meetings with lawyers and a court-recommended therapist, Sara is forced to reflect on the events that brought her to this moment - and ultimately consider her role in an undeniable tragedy.

Two secrets. One bet. Who will break first? Taylor Caldwell can't decide if she wants to kiss her new college roommate or punch him. On the one hand, Hunter Zaccadelli is a handsome blue-eyed bundle of charm. On the other, he's a tattooed, guitar-playing bad boy. Maybe that's why Taylor's afraid of falling in love with him, or anyone else. She doesn't want to get burned, so she needs him gone before it's too late.

Everyone has that one line they swear they’ll never cross, the one thing they say they’ll never do. We draw the line. Maybe we even believe it. Sage Hendricks was my line. Logan Witherspoon befriends Sage Hendricks at a time when he no longer trusts or believes in people. He's drawn to Sage, with her constant smile and sexy voice, and his feelings for her grow so strong that he can’t resist kissing her. Sage finally discloses a big secret: She was born a boy. Enraged, frightened, and feeling betrayed, Logan lashes out at her.

Changers Book One: Drew opens on the eve of Ethan Miller's freshman year of high school in a brand-new town. He's finally sporting a haircut he doesn't hate, has grown two inches since middle school, and can't wait to try out for the soccer team. At last, everything is looking up in life. Until the next morning. When Ethan awakens as a girl. Ethan is a Changer, a little-known, ancient race of humans who live out each of their four years of high school as a different person.

Everyone knows Alice slept with two guys at one party. When Healy High star quarterback Brandon Fitzsimmons dies in a car crash, it was because he was sexting with Alice. Ask anybody. Rumor has it Alice Franklin is a slut. It's written all over the "slut stall" in the girls' bathroom: "Alice had sex in exchange for math test answers" and "Alice got an abortion last semester." After Brandon dies, the rumors start to spiral out of control.