Young Adult Mystery Thriller

Eight years ago, Addie Webster was the victim of the most notorious kidnapping of the decade. She vanished - and her high-profile parents were forced to move on. Mark Webster is now president of the United States and fighting to keep the Oval Office after a tumultuous first term. Then the unthinkable happens: The president's daughter resurfaces. Addie is brought back into the family fold, but who is this 16-year-old girl with a quiet, burning intelligence now living in the White House?

A Civil War sword, a watermelon stabbing, missing roller skates, a trapeze artist's inheritance and an eyewitness who's legally blind! Encyclopedia Brown must solve cases by using his famous computer-like brain. Try to crack the cases along with him!

In The Silver Kiss—Annette Curtis Klause’s critically acclaimed debut novel—life’s tough for 16-year-old Zoe Sutcliff. Her mom is dying, her dad is growing distant, and her best friend is moving. Sorting out her thoughts one night, Zoe sees a man lurking about. Taken aback at first, she finds herself drawn to the handsome stranger who seems to sense what’s in her heart. As the two exchange life stories, he makes a startling revelation

Once again, 17-year-old Riley Smith is the new kid in school and her dad's career has her back to being dubbed a freak. Truth is, she's a much bigger freak than her classmates think. The only company she keeps these days is the dead who follow Dad home from work. She can see them. She can speak to them. And Fate seems to think she can help them solve their last problems, so that they can move on to the other side. Which is odd, because with the loss of her mother and her father's alcoholism, she's got enough problems of her own.

Enola Holmes is the much younger sister of her more famous brothers, Sherlock and Mycroft. But she has all the wits, skills, and sleuthing inclinations of them both. When a young professional woman, Miss Letitia Glover, shows up on Sherlock's doorstep, desperate to learn more about the fate of her twin sister, it is Enola who steps up. It seems her sister, the former Felicity Glover, married the earl of Dunhench and, per a curt note from the earl, has died. But Letitia Glover is convinced this isn't the truth, that she'd know - she'd feel - if her twin had died.

Nora O'Malley's been a lot of girls. As the daughter of a con-artist who targets criminal men, she grew up as her mother's protégé. But when her mom fell for the mark instead of conning him, Nora pulled the ultimate con: escape. For five years Nora's been playing at normal. But she needs to dust off the skills she ditched because she has three problems.

Monday Charles is missing, and only Claudia seems to notice. Claudia and Monday have always been inseparable - more sisters than friends. So when Monday doesn’t turn up for the first day of school, Claudia’s worried. When she doesn’t show for the second day, or second week, Claudia knows that something is wrong. As Claudia digs deeper into her friend’s disappearance, she discovers that no one seems to remember the last time they saw Monday. How can a teenage girl just vanish without anyone noticing that she’s gone?

Germany, 1945. The soldiers who liberated the Gross-Rosen concentration camp said the war was over, but nothing feels over to 18-year-old Zofia Lederman. Her body has barely begun to heal; her mind feels broken. And her life is completely shattered: Three years ago, she and her younger brother, Abek, were the only members of their family to be sent to the right, away from the gas chambers of Auschwitz-Birkenau. Everyone else—her parents, her grandmother, radiant Aunt Maja—they went left.

In the small city of Strattenburg, there are many lawyers, and though he’s only 13 years old, Theo Boone thinks he’s one of them. Theo knows every judge, policeman, court clerk - and a lot about the law. He dreams of being a great trial lawyer, of a life in the courtroom. But Theo finds himself in court much sooner than expected. Because he knows so much - maybe too much - he is suddenly dragged into the middle of a sensational murder trial.

Some time has passed since the inimitable quartet of Reynie, Sticky, Kate, and Constance have had a mission together. But with the arrival of a new Society member - and a new threat - they must reunite to face dilemmas more dangerous than ever before, including the villainous Mr. Curtain and a telepathic enemy tracking their every move, not to mention a dramatically preteen Constance. In its triumphant return, the Society encounters all new challenges, but the series' trademark sly humor, sweet camaraderie, hairsbreadth escapes, and mind-bending puzzles are all as engaging as ever.

Arcadia “Dia” Gannon has been obsessed with Louisiana Veda, the game designer whose obsessive creations and company, Darkly, have gained a cultlike following. Dia is shocked when she’s chosen for a highly-coveted internship, along with six other teenagers from around the world. Why her? Dia has never won anything in her life. Darkly, once a game-making empire renowned for its ingenious and utterly terrifying toys and games, now lies dormant after Veda’s mysterious death. The remaining games are priced like rare works of art, with some fetching millions of dollars at auction.

Catherine règne sur New York. La cité qui ne dort jamais est tombée entre ses mains. En fuite, Ryvenn et ses alliés doivent trouver un refuge pour regrouper leurs forces. La grand-mère de Ryvenn les accueille froidement, bien décidée à les voir repartir immédiatement. C'était sans compter sur l'arrivée d'Ulrich, un magicien dont le nom est toujours prononcé avec peur et appréhension. Qui est-il ? Pourquoi est-il si craint ? Atypique, il est pourtant leur meilleur atout pour sauver New York.

Quinn Maybrook and her father have moved to tiny, boring Kettle Springs, to find a fresh start. But what they don’t know is that ever since the Baypen Corn Syrup Factory shut down, Kettle Springs has cracked in half. On one side are the adults, who are desperate to make Kettle Springs great again, and on the other are the kids, who want to have fun, make prank videos, and get out of Kettle Springs as quick as they can.

Rebekah Daniels is just your ordinary spunky 9 year old girl living in the small town of Curtis Bay...EXCEPT she is determined NOT to be ordinary at all! Her small town is filled with mysteries and Rebekah is sure that she, along with her best friend Mouse, will be able to solve every last one of them. Rebekah does not believe in ghosts, but one night after watching a scary movie with Mouse, she begins to see and hear things that seem to only point in one scary direction.

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.

Nobody Owens is an unusual boy who inhabits an unusual place - he's the only living resident of a graveyard. Raised from infancy by the ghosts, werewolves, and other cemetery denizens, Bod has learned the antiquated customs of his guardians' time as well as their ghostly teachings - such as the ability to Fade so mere mortals cannot see him.

Committed to both peace and human rights for chimeras—people who alter themselves with animal DNA—seventeen-year-old Jimi Corcoran is torn when she’s invited to a gathering of moderate pro- and anti-chimera rights activists seeking to find common ground. But when a militant chimera rights group prevents her from attending—and saves her from being killed by the bomb they’ve planted—Jimi herself falls under suspicion for the blast.

Tough, brainy alchemist Sydney Sage and doe-eyed Moroi princess Jill Dragomir are in hiding at a human boarding school in the sunny, glamorous world of Palm Springs, California. The students - children of the wealthy and powerful - carry on with their lives in blissful ignorance, while Sydney, Jill, Eddie, and Adrian must do everything in their power to keep their secret safe. But with forbidden romances, unexpected spirit bonds, and the threat of Strigoi moving ever closer, hiding the truth is harder than anyone thought.

London, 1883. The Veil between the living and dead has thinned. Violet-eyed mediums commune with spirits under the watchful eye of the Royal Speaker Society, and sixteen-year-old trans, autistic Silas Bell would rather rip out his violet eyes than become an obedient Speaker wife. After a failed attempt to escape an arranged marriage, Silas is diagnosed with Veil sickness—a mysterious disease sending violet-eyed women into madness—and shipped away to Braxton’s Finishing School and Sanitorium.

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?