Young Adult Mystery Thriller

Sara Martinez is a hacker. She recently broke into the New York City foster care system to expose her foster parents as cheats and lawbreakers. However, instead of being hailed as a hero, Sara finds herself facing years in a juvenile detention facility and banned from using computers for the same stretch of time. Enter Mother, a British spy who not only gets Sara released from jail but also offers her a chance to make a home for herself within a secret MI5 agency. Operating out of a base in Scotland, the City Spies are five kids from various parts of the world.

Seventeen-year-old Audrey Rose Wadsworth was born a lord's daughter, with a life of wealth and privilege stretched out before her. But between the social teas and silk dress fittings, she leads a forbidden secret life. Against her stern father's wishes and society's expectations, Audrey often slips away to her uncle's laboratory to study the gruesome practice of forensic medicine. Audrey's work on a string of savagely killed corpses drags her into the investigation of a serial murderer.

As infants, twin sisters Charlie Yates and Magnolia Heathwood were secretly separated after the brutal lynching of their parents, who died for loving across the color line. Now, at the dawn of the Civil Rights Movement, Charlie is a young Black organizer in Harlem, while White-passing Magnolia is the heiress to a cotton plantation in rural Georgia. Magnolia knows nothing of her racial heritage, but secrets are hard to keep in a town haunted by the ghosts of its slave-holding past.

Ambrose wakes up on the Coordinated Endeavor with no memory of a launch. There’s more that doesn’t add up: evidence indicates strangers have been on board, the ship’s operating system is voiced by his mother, and his handsome, brooding shipmate has barricaded himself away. But nothing will stop Ambrose from making his mission succeed—not when he’s rescuing his own sister.

In Edgar Allan Poe's eerie title story, an old man's diseased eye drives the narrator to murder. But while the murderer can rid himself of the eye, he can't silence the old man's heart.

Over the years, Cherub has put plenty of criminals behind bars. Now, for the first time ever, they've got to break one out.... Under American law, kids convicted of serious crimes can be sentenced as adults. Two hundred and eighty of these child criminals live in the sunbaked desert prison of Arizona Max. In one of the most dangerous Cherub missions ever, James Adams has to go undercover inside Arizona Max, befriend an inmate and then bust him out.

Join the legion of fans who have made Erin Hunter’s Warriors series a bestselling phenomenon. More thrilling adventures, epic action, and fierce warrior cats await in Warriors #5: A Dangerous Path.

When Cole Harper is compelled to return to Wounded Sky First Nation, he finds his community in chaos: a series of shocking murders, a mysterious illness ravaging the residents, and re-emerging questions about Cole’s role in the tragedy that drove him away 10 years ago. With the aid of an unhelpful spirit, a disfigured ghost, and his two oldest friends, Cole tries to figure out his purpose and unravel the mysteries he left behind a decade ago. Will he find the answers in time to save his community?

Seventeen-year-old Lady Alexandra is strong-willed and sharp-tongued - in a house full of older brothers and their friends, she had to learn to hold her own. Not the best makings for an aristocratic lady in Regency London. Yet her mother still dreams of marrying Alex off to someone safe, respectable, and wealthy. But between ball gown fittings, dances, and dinner parties, Alex, along with her two best friends, Ella and Vivi, manages to get herself into what may be her biggest scrape yet.

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.

There's something achingly familiar about Daniel Grigori. Mysterious and aloof, he captures Luce Price's attention from the moment she sees him on her first day at the Sword & Cross boarding school in sultry Savannah, Georgia. He's the one bright spot in a place where cell phones are forbidden, the other students are all screw-ups, and security cameras watch every move.

Have you ever had something stuck in your head . . . ? After a session in the VR Booth at the Mega Pizzaplex, Kai can't shake the feeling that the tiger animatronic somehow has stayed with him . . . A new attraction at the Mega Pizzaplex leaves Kane's mind full of intrusive thoughts not his own . . . And Danny's idea to get the attention of his high school crush comes with unimaginable consequences. . . In the world of Five Nights at Freddy's, truth is often scarier than fiction . . .

There’s only one rule in the world I come from. Keep our existence a secret. Period. The day my sister broke that rule one too many times, I knew there would be consequences. I expected us to be sent to one of those schools for “troubled” kids - and maybe Daizlei Academy was, in a way. But really, it was far more complicated than that. You see, I thought that world had forgotten me. Forgotten us. For years we were left alone, and one day...we weren’t. It was only when I got there that I remembered the second rule: Trust no one.

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.

James, placé dans un orphelinat sordide à la mort de sa mère, ne tarde pas à tomber dans la délinquance. Il est alors recruté par CHERUB et va suivre un éprouvant programme d'entraînement avant de se voir confier sa première mission d'agent secret. Sera-t-il capable de résister 100 jours ? 100 jours en enfer...

CHERUB est un département ultrasecret des services de renseignements britanniques composé d'agents âgés de 10 à 17 ans.

When Springville residents—at least the ones still alive—are questioned about what happened on prom night, they all have the same explanation . . . Maddy did it. An outcast at her small-town Georgia high school, Madison Washington has always been a teasing target for bullies. And she's dealt with it because she has more pressing problems to manage. Until the morning a surprise rainstorm reveals her most closely kept secret: Maddy is biracial. She has been passing for white her entire life at the behest of her fanatical white father, Thomas Washington.

Irene Adler is no ordinary young lady. She's at the top of the ranks in the All Souls cohort, a competitive preparatory class reserved for Oxford's brightest minds. But her peers and professors don't know she's a lady at all. To them, she is Isaac Holland. Keeping up her disguise gets trickier when All Souls students start dying, one by one. Determined to find out who's responsible for the deaths, Irene—as Isaac—teams up with fellow classmate and roommate Sherlock Holmes to track down clues

Nicholas Flamel is the greatest Alchemyst to ever live. The records show that he died in 1418, but what if he's actually been making the elixir of life for centuries? The secrets to eternal life are hidden within the book he protects - the Book of Abraham the Mage. It's the most powerful book that has ever existed, and in the wrong hands, it will destroy the world. And that's exactly what Dr. John Dee plans to do when he steals it. There is one hope. If the prophecy is true, Sophie and Josh Newman have the power to save everyone. Now they just have to learn to use it.

Spencer covets her sister's boyfriend. Aria's fantasizing about her English teacher. Emily's crushing on the new girl at school. And Hanna uses some ugly tricks to stay beautiful. But they've all kept an even bigger secret since their friend Alison vanished.

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!