Young Adult Mystery Thriller

Stacey and Laney are twins—mirror images of each other—and yet they’re as different as the sun and the moon. Stacey works hard at school, determined to get out of their small town. Laney skips school and sneaks out of the house to meet her boyfriend. But when Laney disappears one night, Stacey can’t believe she’s just run off without telling her. As the days pass and Laney doesn’t return, Stacey starts dreaming of her twin. The dreams are dark and terrifying, difficult to understand and hard to shake, but at least they tell Stacey one key thing—Laney is alive.

Tory Brennan, niece of acclaimed forensic anthropologist Temperance Brennan (of the Bones novels and hit TV show), is the leader of a ragtag band of teenage "sci-philes" who live on a secluded island off the coast of South Carolina. When the group rescues a dog caged for medical testing on a nearby island, they are exposed to an experimental strain of canine parvovirus that changes their lives forever.

Around the world, black handprints are appearing on doorways, scorched there by winged strangers who have crept through a slit in the sky. In a dark and dusty shop, a devil's supply of human teeth grown dangerously low. And in the tangled lanes of Prague, a young art student is about to be caught up in a brutal otherwordly war. Meet Karou. She fills her sketchbooks with monsters that may or may not be real; she's prone to disappearing on mysterious "errands"; she speaks many languages—not all of them human; and her bright blue hair actually grows out of her head that color.

Emily’s been shipped off to Iowa to live with her uber-conservative cousins. Aria’s boyfriend is behind bars—because of her. Spencer’s afraid she was involved in Ali’s murder. But Hanna’s fate is far worse: She’s clinging to life in the hospital because she knew too much.

Ever come across a situation that simply wasn't right - where someone was getting the dirty end of the stick and you wished you could make things right but didn't know how? Fourteen-year-old Jack knows how. Or rather he's learning how. He's discovering that he has a knack for fixing things. Not bikes or toys or appliances - situations...It all starts when Jack and his best friends, Weezy and Eddie, discover a rotting corpse - the victim of ritual murder - in the fabled New Jersey Pine Barrens. Beside the body is an ancient artifact carved with strange designs.

Hannah, bientôt dix-huit ans, était loin d'imaginer que sa vie prendrait un tel tournant. Ses vacances tant redoutées à Wick vont finalement se transformer en véritable conte de fée... puis en cauchemar. Sa petite vie tranquille, ses idées bien arrêtées, ses projets... tout va changer, brutalement. Elle devra affronter l'inimaginable, faire face à ce qu'elle n'aurait jamais pensé croire un jour, car les légendes n'en sont pas toujours... Leith ne s'attendait pas non plus à Hannah. Il tombe de haut, l'Esprit a choisi : c'est elle, son âme sœur.

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.

"I do have an idea. The most important thing, though," I said to Margot, Mrs. Marvin, and Catherine, "is for you to act completely normal. Our big advantage is that the thief doesn't think that anyone will check the safe until we're already back in River Heights and he or she is off the boat. The culprit has no idea that we're looking for him or her."

Sydney Sage is an alchemist, one of a group of humans who dabble in magic and serve to bridge the worlds of humans and vampires. They protect vampire secrets - and human lives. In the Indigo Spell, Sydney was torn between the alchemist way of life and what her heart and gut were telling her to do. And in one breathtaking moment that Richelle Mead fans will never forget, she made a decision that shocked even her...But the struggle isn't over for Sydney. As she navigates the aftermath of her life-changing decision, she still finds herself pulled in too many directions at once.

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!

Helen Vaughan doesn't know why she and her mother left their ancestral home at Harrowstone Hall, called Harrow, or why they haven't spoken to their extended family since. So when her grandfather dies, she's shocked to learn that he has left everything—the house, the grounds, and the money—to her. The inheritance comes with one condition: She must stay on the grounds of Harrow for one full year, or she'll be left with nothing. There is more at stake than money. For as long as she can remember, Harrow has haunted Helen's dreams.

Having defeated the monstrous threat that nearly destroyed the peculiar world, Jacob Portman is back where his story began, in Florida. Except now Miss Peregrine, Emma, and their peculiar friends are with him, and doing their best to blend in. But carefree days of beach visits and normalling lessons are soon interrupted by a discovery - a subterranean bunker that belonged to Jacob’s grandfather, Abe.

Thomas Hunter, supreme commander of the Forest Guard, has seen a great evil decimate much of his beautiful world. With a dwindling army and an epic threat, Thomas is forced to supplement his fighters with new recruits ages 16 and 17. From thousands, four will be chosen to lead a special mission. Unknown to Thomas, the chosen four are redirected to a different endgame. They must find the seven lost Books of History before the Dark One.

When the life of someone they both love is put on the line, Sydney risks everything to hunt down a deadly former nemesis. Meanwhile, Adrian becomes enmeshed in a puzzle that could hold the key to a shocking secret about spirit magic, a secret that could shake the entire Moroi world.

What do the queen bee, star athlete, valedictorian, stoner, loner, and music geek all have in common? They were all invited to a scholarship dinner, only to discover it’s a trap. Someone has locked them into a room with a bomb, a syringe filled with poison, and a note saying they have an hour to pick someone to kill...or else everyone dies.

Le 7e tome de la saga du Soleil noir! Des commandos secrets nazis et les services secrets britanniques recherchent de manière effrénée un butin inégalable: un livre disparu depuis le Moyen Âge, le Dit des merveilles, un livre maudit, la bible des sorcières. Qui y arrivera en premier?

Audrey Rose Wadsworth and her partner-in-crime-investigation, Thomas Cresswell, are en route to New York to help solve another blood-soaked mystery. Embarking on a week-long voyage across the Atlantic on the opulent RMS Etruria, they're delighted to discover a traveling troupe of circus performers, fortune tellers, and a certain charismatic young escape artist entertaining the first-class passengers nightly. But then, privileged young women begin to go missing without explanation, and a series of brutal slayings shocks the entire ship.

Every day thousands of animals die in laboratory experiments. Some say these experiments provide essential scientific knowledge, while others will do anything to prevent them. James and Lauren Adams are stuck in the middle. They're Cherub agents. Trained professionals with one essential advantage: adults never suspect that children are spying on them. For official purposes, these children do not exist.

When two Niveus Private Academy students, Devon Richards and Chiamaka Adebayo, are selected to be part of the elite school’s senior class prefects, it looks like their year is off to an amazing start. After all, not only does it look great on college applications, but it officially puts each of them in the running for valedictorian, too. Shortly after the announcement is made, though, someone who goes by Aces begins using anonymous text messages to reveal secrets about the two of them that turn their lives upside down and threaten every aspect of their carefully planned futures.

With her trademark lyricism, Maggie Stiefvater turns to a new world, where a pair are swept up in a daring, dangerous race across a cliff—with more than just their lives at stake should they lose.