Teen Mystery

The Gallagher Academy for Exceptional Young Women is a fairly typical all-girls school - that is, it would be if every school taught advanced martial arts in PE and the latest in chemical warfare in science, and students received extra credit for breaking CIA codes in computer class. The Gallagher Academy might claim to be a school for geniuses, but it's really a school for spies.

Dimitri gave Rose the ultimate choice. But she chose wrong...After a long and heartbreaking journey to Dimitri's birthplace in Siberia, Rose Hathaway has finally returned to St. Vladimir's - and to her best friend, Lissa. It is nearly graduation, and the girls can't wait for their real lives beyond the Academy's iron gates to begin. But Rose's heart still aches for Dimitri, and she knows he's out there, somewhere. She failed to kill him when she had the chance. And now her worst fears are about to come true. Dimitri has tasted her blood, and now he is hunting her.

Que feriez-vous si vous receviez l'héritage d'un inconnu milliardaire convoité par ses sulfureux petits-fils ? Depuis bientôt un an, Avery Grambs vit dans la demeure des Hawthorne. À présent majeure, elle va officiellement devenir milliardaire.

Fourteen-year-old Nick has learned that the strange antiques in his attic bedroom were left there by the eccentric inventor Nikola Tesla. They are pieces of Tesla's Far Range Energy Emitter, capable of transmitting "free energy" to the globe. Some components of the contraption are still missing, but the objects themselves seem to be leading Nick and his friends to their current owners. However, members of the Accelerati, a menacing secret society of physicists, are on the hunt too, and their brazen leader, Dr. Alan Jorgenson, will stop at nothing to foil Nick and steal the objects.

When 17-year-old Iranian American Kamran Smith learns that his brother has been labeled a terrorist, he knows something isn't right. In a race against time, it is up to Kamran to prove his brother's innocence, even as the country has turned against him and his family. With the help of a ragtag team of underground intelligence professionals, Kamran must piece together the clues and the codes that will save his brother's life - and save his country from possibly the largest terrorist attack since 9/11.

The recent Strigoi attack at St. Vladimir’s Academy was the deadliest ever in the school’s history, claiming the lives of Moroi students, teachers, and guardians alike. Even worse, the Strigoi took some of their victims with them . . . including Dimitri.

People say New York City is a jungle. Still, P.C. Hawke is a little surprised when his best friend, Mackenzie, invites him to tag along with her police coroner mother to examine a scientist who has been mauled by jaguars at the Bronx Wildlife Conservation Park. But when the two teenage sleuths learn that the scientist actually died because he was given a lethal dose of gorilla blood after the attack, they quickly realize that the most vicious predator imaginable is loose in the park - a human killer!

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.

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?

Enola Holmes, the much younger sister of Sherlock and Mycroft, owns a building in the heart of 19th-century London, a place she uses under pseudonyms to front for her investigative work. Employed there is a porter - Joddy, a young boy in a uniform festooned with buttons - whose even younger brother substitutes for him when he's sick. But Paddy disappears after one day at the job, and Enola Holmes is alerted to this by the still ill Joddy.

When alchemist Sydney is ordered into hiding to protect the life of Moroi princess Jill Dragomir, the last place she expects to be sent is a human private school in Palm Springs, California. But at their new school, the drama is only just beginning. Populated with new faces as well as familiar ones, Bloodlines explores all the friendship, romance, battles and betrayals that made the #1 New York Times best-selling Vampire Academy series so addictive - this time in a part-vampire, part-human setting....

Four years ago, Brynn left Saint Ambrose School following the shocking murder of her favorite teacher—a story that made headlines after the teacher’s body was found by three Saint Ambrose students in the woods behind their school. The case was never solved. Now that Brynn is moving home and starting her dream internship at a true-crime show, she’s determined to find out what really happened.

It's all fun and games until somebody ends up in the pound. It's been a busy few days for the Head of Ranch Security, what with routine patrols and not-so-routine combat with headless monsters. When the dust settles, Hank decides to take a break from duty and visit his sister in town.

Layla Shaw is trying to pick up the pieces of her shattered life - no easy task for a 17-year-old who's pretty sure things can't get worse. Her impossibly gorgeous best friend, Zayne, is forever off-limits thanks to the mysterious powers of her soul-stealing kiss. The Warden clan that has always protected her is suddenly keeping dangerous secrets. And she can barely think about Roth, the wickedly hot demon prince who understood her in ways no one else could.

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.

Amy and Dan make shocking discoveries about their family's power and their parents' deaths as they track the next clue to a remote corner of the world.

When Malia Kwan exhibits unusual abilities, government agents show up at her home to apprehend her and her twin brother, Jaden - and all hell breaks loose. After their parents are killed, Jaden and Malia flee into the night, becoming fugitives. Before long, they discover their true identities are tied to the lost city of Atlantis - and to the origins of humanity itself. And now a threat emerges that could wipe out the entire human race - unless Jaden and Malia can stop it!

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.

Middle school is hard. Solving cases for the FBI is even harder. Doing both at the same time, well that's just crazy. But that doesn't stop Florian Bates! Along with his best friend, and Watson to his Sherlock, Margaret, Florian's making the case that kids can do anything. When Florian and Margaret's FBI supervisor, Marcus Rivers, is accused of a crime, it's up to this mystery-solving duo to jump into action and clear his name because Marcus is more than their boss - he's family.

After barely making it out of the Kettle Springs cornfields alive, Quinn’s first year away at college should be safe and easy. All she wants is to be normal again. But instead, Quinn finds that her past won’t leave her alone when she becomes the focus of online conspiracy theories that claim the Kettle Springs Massacre never happened. It’s a deranged but relentless fantasy, and there’s nothing Quinn can do to get people to hear the truth—not even on her own campus or in her own dorm room.