It all began with The Scream. And ended with...well, if we told you that, it wouldn’t be a mystery! But in between The Scream and The Very Surprising Ending, three friends find themselves on a scavenger hunt set up for a girl they never met, in search of a legendary ring reputed to grant wishes. Are these sleuths in school uniforms modern-day equivalents of Nancy, Harriet, or Scooby? Not really, they’re just three nice girls who decide to help out a weird lady, and end up hiding under tables, tackling word puzzles and geometry equations, and searching rather moldy storage rooms.

Mickey Bolitar’s year can’t get much worse. After witnessing his father’s death and sending his mom to rehab, he’s forced to live with his estranged uncle Myron and switch high schools. A new school comes with new friends and new enemies, and lucky for Mickey, it also comes with a great new girlfriend, Ashley. For a while, it seems like Mickey’s train wreck of a life is finally improving—until Ashley vanishes without a trace. Unwilling to let another person walk out of his life, Mickey follows Ashley’s trail into a seedy underworld.

By sixth grade, Miranda and her best friend, Sal, know how to navigate their New York City neighborhood. They know where it's safe to go, like the local grocery store, and they know whom to avoid, like the crazy guy on the corner.

But things start to unravel. Sal gets punched by a new kid for what seems like no reason, and he shuts Miranda out of his life. The apartment key that Miranda's mom keeps hidden for emergencies is stolen. And then Miranda finds a mysterious note.

Bobby Phillips is an average 15-year-old boy. Until the morning he wakes up and can't see himself in the mirror. Not blind, not dreaming, Bobby is just plain invisible. There doesn't seem to be any rhyme or reason to Bobby's new condition; even his dad the physicist can't figure it out. For Bobby that means no school, no friends, no life. He's a missing person. Then he meets Alicia. She's blind, and Bobby can't resist talking to her, trusting her.

Hank Zipzer: He's smart. He's creative. He's funny. His pencils are sharpened. His binders are bound. He wants to do well in school, he really does. He tries not to be lazy, like his parents claim he is. So why is he always getting into trouble?

Amanda is reliving her 11th birthday over and over again - even the fight with her best friend, Leo. How can she fix everything and put the day behind her? Only time, friendship, and luck will tell.

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.

Bridge is an accident survivor who's wondering why she's still alive. Emily has new curves and an almost-boyfriend who wants a certain kind of picture. Tabitha sees through everybody's games - or so she tells the world. The three girls are best friends with one rule: no fighting. Can it get them through seventh grade?

From the New York Times best-selling creator of the Vanderbeekers series comes a triumphant tale of friendship, healing, and the power of believing in ourselves told from the perspective of biracial sixth-graders June and Tyrell, two children living in a homeless shelter. As their friendship grows over a shared love of classical music, June and Tyrell confront a new housing policy that puts homeless families in danger.

Maggie Silver has never minded her unusual life. Cracking safes for the world’s premier spy organization and traveling the world with her insanely cool parents definitely beat high school and the accompanying cliques, bad lunches, and frustratingly simple locker combinations. (If it’s three digits, why bother locking it at all?) But when Maggie and her parents are sent to New York City for her first solo assignment, her world is transformed.

Gracie has never felt like this before. One day, she suddenly can't breathe, can't walk, can't anything - and the reason is standing right there in front of her, all tall and weirdly good-looking: A. J. But it turns out A. J. likes not Gracie but Gracie's beautiful best friend, Sienna. Obviously Gracie is happy for Sienna. Super happy! She helps Sienna compose the best texts, responding to A. J.'s surprisingly funny and appealing texts, just as if she were Sienna. Because Gracie is fine. Always! She's had lots of practice being the sidekick, second best.

Greta loves her job as assistant librarian. She loves her best friend, Will, the high school civics teacher and debate coach. She even loves her mother despite her obvious disappointment that Greta is still single. Then she meets Mac in the poetry section of the library, and she is smitten. Mac is heart-stoppingly gorgeous and showers her with affection - poetic text messages, and free hot chocolate at the local café where he works. The only problem is that he seems to be a different person in his texts than in his face-to-face conversation.

I’ve been listening to my father sing for my whole life. I carry him in my pocket on my MP3 player. It’s just that we’ve never met face to face. My mother would never tell me how I came to be, or why my rock star father and I have never met. I thought it was her only secret. I was wrong. When she dies, he finally appears. Suddenly I have a first-class ticket into my father’s exclusive world. A world I don’t want any part of - not at this cost. Only three things keep me going: my a cappella singing group, a swoony blue-eyed boy named Jake, and the burning questions in my soul.

The first day at a new school is tough for any kid, but it's especially scary when you're going to a school for spies. Cammie Morgan has spent her whole life dreaming of becoming a Gallagher Girl, but she has no idea what she’ll face when she arrives at The Gallagher Academy for Exceptional Young Women. Secret passages? Check. Lab experiments that might make you lose your eyebrows (and other body parts)? Check. Classmates who are the smartest, strongest, most intimidating girls in the world? Double check.

Where is Early's father? He's not the kind of father who you think would disappear. But he's gone. And he's left a whole lot of trouble behind. As danger closes in, Early, her mom, and her brother have to flee their apartment. With nowhere else to go, they are forced to move into Chicago's shelter system. Once there, Early starts asking questions and looking for answers. There are patterns and rhythms to what's happened, and Early might be the only one who can use them to track him down and make her way out of a very tough place.

Bobby Phillips is an average 15-year-old boy. Until the morning he wakes up and can't see himself in the mirror. Not blind, not dreaming, Bobby is just plain invisible. There doesn't seem to be any rhyme or reason to Bobby's new condition; even his dad the physicist can't figure it out. For Bobby that means no school, no friends, no life. He's a missing person. Then he meets Alicia. She's blind, and Bobby can't resist talking to her, trusting her.

Jeremy Fink has big plans for this summer with his best friend Lizzy, a notorious troublemaker (and no, he does not have a secret crush on her). He has everything he needs within a few blocks of his home, so he never has to leave his little neighborhood. And this summer, he officially becomes a teenager.

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.

Amanda is reliving her 11th birthday over and over again - even the fight with her best friend, Leo. How can she fix everything and put the day behind her? Only time, friendship, and luck will tell.

1987. There’s only one person who has ever truly understood fourteen-year-old June Elbus, and that’s her uncle, the renowned painter Finn Weiss. Shy at school and distant from her older sister, June can only be herself in Finn’s company; he is her godfather, confidant, and best friend. So when he dies, far too young, of a mysterious illness her mother can barely speak about, June’s world is turned upside down. But Finn’s death brings a surprise acquaintance into June’s life - someone who will help her to heal....

What's it like to be undocumented? High school senior M.T. knows all too well. With graduation and an uncertain future looming, she must figure out how to grow up in the only country she's ever called home... a country in which she's "illegal". M.T. was born in Argentina and brought to America as a baby without any official papers. And as questions of college, work, and the future arise, M.T. will have to decide what exactly she wants for herself, knowing someone she loves will unavoidably pay the price for it.

For 12-year-old Emily, the best thing about moving to San Francisco is that it's the home city of her literary idol: Garrison Griswold, book publisher and creator of the online sensation Book Scavenger (a game where books are hidden in cities all over the country and clues to find them are revealed through puzzles). Upon her arrival, however, Emily learns that Griswold has been attacked and is now in a coma, and no one knows anything about the epic new game he had been poised to launch.

An unsent letter in a first-edition copy of Charlotte's Web leads to a hunt for treasure in this heartwarming middle-grade mystery from the author of The Mother-Daughter Book Club. Now that Truly Lovejoy's father has been injured by an IED in Afghanistan and is having trouble finding work back home, the family moves from Texas to tiny Pumpkin Falls, New Hampshire, to take over Lovejoy's Books, a struggling bookstore that's been in the family for 100 years.

Abby Carnelia is an average sixth grader. She gets along okay with her parents, does pretty well in school, and has an annoying little brother. There’s absolutely nothing remarkable about her at all — that is, until the day when she happens to tug on her earlobes while standing in front of a hard-boiled egg. That’s the day Abby discovers there’s something very, very special about her after all: she has a magical power, and there are some people who will do anything to find out where it came from.

From the author of the Chicagoland Vampires novels, a new series about a boarding school filled with something worse than homework. Lily's parents have sent her to a fancy boarding school in Chicago filled with the ultra-rich. If that wasn't bad enough, she's hearing and seeing bizarre things on St. Sophie's creepy campus. Her roommate, Scout, keeps her sane, but keeps disappearing at night. When one day Lily finds Scout running from real-life monsters, she learns the hard way that Scout is involved in a splinter group of rebel teens.They protect Chicago from demons, vamps, and dark magic users....

While spacing out in Chemistry class, Lily scribbles some of her favorite song lyrics onto her desk. The next day, she finds that someone has continued the lyrics on the desk, and added a message to her. Intrigue! Soon, Lily and her anonymous pen pal are exchanging full-on letters - sharing secrets, recommending bands, and opening up to each other. Lily realizes she's kind of falling for this letter writer. Only who is he?

Elizabeth has just started working as a page at the New York Circulating Material Repository - a lending library of objects, contemporary and historical, common and obscure. And secret, too - for in the repository's basement lies the Grimm Collection, a room of magical items straight from the Grimm Brother's fairy tales. But the magic mirrors and seven-league boots and other items are starting to disappear.

Ellingham Academy is a famous private school in Vermont for the brightest thinkers, inventors, and artists. It was founded by Albert Ellingham, an early 20th century tycoon, who wanted to make a wonderful place full of riddles, twisting pathways, and gardens. "A place", he said, "where learning is a game." Shortly after the school opened, his wife and daughter were kidnapped. The only real clue was a mocking riddle listing methods of murder, signed with the frightening pseudonym "Truly, Devious".

From behind the wheel of her car, Tess Kincaid glimpses a woman walking down a Madison, Wisconsin, street. They've never met, but Tess sees the same features every time she looks in the mirror. Tess introduces herself and discovers that she and her doppelganger, Mimi, have more than appearance in common. They even share the same birthday. Mimi - confident and outgoing where Tess is understated and shy - is convinced they're twins, separated shortly after birth. When a body is discovered in a local marsh, Tess is entangled in a search for the truth....

To say eighteen-year-old Farrah Higgins—or Digit—is good at math is a laughable understatement. She’s been cracking codes since childhood, and is finally at home with “her people” at MIT in Cambridge. Her talents are so off the charts that her laptop is under surveillance by both the CIA and an ecoterrorist named Jonas Furnis. So when she thoughtlessly hacks into the Department of Defense’s database, she lands in serious hot water inside and outside the law.