Young Adult Mystery Thriller

Marlow's just a regular geeky college freshman with little to no experience with girls, so when he has a semi-flirtatious chat with a cute girl online, it's almost more than his nerves can handle. Then the girl is brutally murdered. Or is she? Marlow finds himself teamed up with intelligent and savvy Sage Farrell, a girl so far out of his league he feels blinded in her presence. Together they work to find the identity of @gingerbreadman. Can they stop the killer before he strikes IRL?

Edgar Award-winning author Donald J. Sobol’s Encyclopedia Brown mysteries star a humble 10-year-old genius. Here Encyclopedia employs all of his detective skills to investigate 10 more brain-twisting cases with his friend Sally. Thieves and crooks of all ages better beware if they roll into Idaville thinking the town is easy pickings. Encyclopedia hasn’t met a case yet that he couldn’t crack—or a criminal he couldn’t help put behind bars.

Claren Greenwood is happy to play by the rules. After her mother is killed by rebels and her father is exiled, she will do whatever it takes to keep herself and her brother safe. But when Claren is identified as an Empath on her aptitude test, she's pulled closer to the Center and discovers the world she’s always known is a lie. With the help of a handsome and mysterious rebel, Claren learns there is more to life than what's inside the city walls. And the Leadership she's always trusted is dead set on destroying it.

The town is gripped by a big freeze, and blizzard after blizzard has engulfed the feline community, leaving shops and businesses snowbound. Hettie Bagshot and her sidekick, Tilly Jenkins, have found sanctuary by their fireside but soon they are bucketed into a terrifying nightmare, called to investigate the disappearance of the town's kittens as - one by one - they are taken in the snow. Who are the strange cats living in Wither-Fork Woods?

Stevie Bell solved the case of Truly Devious, and now she’s taking her detecting skills abroad when she becomes embroiled in a mystery from 1990s England. Another pulse-pounding and laugh-out-loud stand-alone mystery from New York Times bestselling author Maureen Johnson.

Seventeen-year-old Laurie Stratton should be happy. She has beauty, health, a handsome boyfriend, and loving parents. But Laurie has begun to feel the presence of a double, a shadowy figure that hovers just out of her reach. It has appeared to Laurie’s family and friends; it lingers in the shadows of Laurie’s room. Is Laurie going crazy - or is someone, something, trying to take over her life? As Laurie begins to ask questions about her ancestry, she uncovers an eerie mixture of ancient lore and paranormal powers.

After being placed in foster care, Rhi is hungry for a fresh start and begins working at the Happy Valley Wildlife Preserve. While in the woods, she stumbles upon a surreal sight: a pack of wolves guarding four feral and majestic girls. After Rhi gains their trust, they reveal that they’re princesses from another land, raised by a magical prophet they call Mother—and they're convinced Rhi is their lost fifth sister. Unsure what to believe, Rhi ushers the girls to civilization, where they’re met with societal uproar and scrutiny, dubbed “The Wild Girls of Happy Valley.”

In Garner County, girls are told they have the power to lure grown men from their beds, to drive women mad with jealousy. That’s why they’re banished for their 16th year, to release their magic into the wild so they can return purified and ready for marriage. But not all of them will make it home alive. Sixteen-year-old Tierney James dreams of a better life - a society that doesn’t pit friend against friend or woman against woman, but as her own grace year draws near, she quickly realizes that it’s not just the brutal elements they must fear.

Jamie Watson has always been intrigued by Charlotte Holmes; after all, their great-great-great-grandfathers were one of the most infamous pairs in history. But the Holmes family has always been odd, and Charlotte is no exception. She's inherited Sherlock's volatility and some of his vices - and when Jamie and Charlotte end up at the same Connecticut boarding school, Charlotte makes it clear she's not looking for friends.

Imagine an America very similar to our own. It's got homework, best friends, and pistachio ice cream. There are some differences. This America has been shaped dramatically by the magic, monsters, knowledge, and legends of its peoples, those Indigenous and those not. Elatsoe lives in this slightly stranger America. She can raise the ghosts of dead animals, a skill passed down through generations of her Lipan Apache family. Her beloved cousin has just been murdered in a town that wants no prying eyes. But she is going to do more than pry.

It's a hot, hot summer, and in the depths of the Toronto Transit Authority's Lost and Found, 17-year-old Duncan is cataloging lost things and sifting through accumulated junk. And between Jacob, the cranky old man who runs the place, and the endless dusty boxes overflowing with stuff no one will ever claim, Duncan's just about had enough. Then he finds a little leather book. It's a diary filled with the dark and dirty secrets of a twisted mind, a serial killer stalking his prey in the subway. And Duncan can't make himself stop reading.

Gilda Joyce is a zany 13-year-old psychic who's always trying to contact her dead father. But while visiting relatives in San Francisco, she encounters a different ghost.

A year ago, beloved cheerleader Stella Blackthorn vanished without a trace. Devastated, her younger sister, Iris, launched her own investigation, but all she managed to do was scare off the police’s only lead and earn a stern warning: Once she turns 18, more meddling means prison-level consequences. Then, a year later, the unthinkable happens. Iris’s ex-girlfriend, Heather, goes missing, too—just after dropping the polarizing last episode of her true crime podcast all about Iris’s sister. This time, nothing will stop Iris and her amateur sleuthing agency from solving these disappearances.

When Margo Roth Spiegelman beckons Quentin Jacobsen in the middle of the night - dressed like a ninja and plotting an ingenious campaign of revenge - he follows her. Margo’s always planned extravagantly, and, until now, she’s always planned solo. After a lifetime of loving Margo from afar, things are finally looking up for Q...until day breaks and she has vanished. Always an enigma, Margo has now become a mystery. But there are clues. And they’re for Q.

Jimmy, David, and Henry are psyched. It's summer, school's out, and they are on their way to California, where they will be able to do some major skating. But on the plane, the unthinkable happens: They are hijacked by terrorists. As frightened as they may be, they take action and they succeed. Sort of. They may have beaten the terrorists, but now their plane has crashed in the middle of nowhere and all of a sudden, their summer vacation is about finding food, shelter, and a rescue. Can three normal 12-year-old boys find a way to get by without fast food and skate parks?

It’s the first week of senior year at Meadowbrook Academy. For Amy and her best friend Sarah, that means late-night parties at the boathouse, bike rides through their sleepy Connecticut town, and the crisp beginning of a New England fall. Then tragedy strikes: Sarah and her boyfriend are brutally murdered in their dorm room. Now the week Amy has been dreaming about for years has turned into a nightmare, especially when all eyes turn to her as the culprit.

It is freezing in the churchyard, even before the dead arrive. Every year, Blue Sargent stands next to her clairvoyant mother as the soon-to-be dead walk past. Blue herself never sees them - not until this year, when a boy emerges from the dark and speaks directly to her. His name is Gansey, and Blue soon discovers that he is a rich student at Aglionby, the local private school. Blue has a policy of staying away from Aglionby boys. Known as Raven Boys, they can only mean trouble. But Blue is drawn to Gansey, in a way she can't entirely explain.

What does it take to become the greatest secret agent the world has ever known? In this thrilling prequel to the James Bond series, readers meet a 13-year-old schoolboy whose inquisitive mind and determination set him on a path that will one day take him all over the world, in pursuit of the most dangerous criminals known to man.

Thirteen-year-old Ben Ripley has had a lot of field success despite only just beginning his second year at Spy School, something graduates rarely experience. But he'd never have survived without the help from experienced agents and his friends. Now he's been called in on a solo mission - and the fate of the United States of America is on his shoulders alone. The mission: Prevent a presidential assassination by infiltrating the White House and locating the enemy operative.

Eighteen-year-old Bel has lived her whole life in the shadow of her mom’s mysterious disappearance. Sixteen years ago, Rachel Price vanished and young Bel was the only witness, but she has no memory of it. Rachel is gone, long presumed dead, and Bel wishes everyone would just move on. But the case is dredged up from the past when the Price family agrees to a true crime documentary. Bel can’t wait for filming to end, for life to go back to normal. And then the impossible happens. Rachel Price reappears, and life will never be normal again.