Young Adult Fiction Mystery

One week after their 11th birthday, the Fowl twins - scientist Myles, and Beckett, the force of nature - are left in the care of house security (NANNI) for a single night. In that time they befriend a troll who has clawed his way through the earth's crust to the surface. Unfortunately for the troll, he is being chased by a nefarious nobleman and an interrogating nun, who both need the magical creature for their own gain, as well as a fairy-in-training who has been assigned to protect him. The boys and their new troll best friend escape and go on the run.

Wherever Christopher Rowe goes, adventure - and murder - follows. Even a chance to meet King Charles ends in a brush with an assassin. All that's recovered from the killer is a coded message with an ominous sign-off: more attempts are coming. So when Christopher's code-breaking discovers the attack's true target, he and his friends are ordered to Paris to investigate a centuries-old curse on the French throne. And when they learn an ancient treasure is promised to any assassin who succeeds, they realize the entire royal family is at stake - as well as their own lives.

Seventeen-year-old Vane Weston has no idea how he survived the category-five tornado that killed his parents. And he has no idea if the beautiful, dark-haired girl who's swept through his dreams every night since the storm is real. But he hopes she is....

No one but Stephen King could tell this story about the darkness at the heart of the unknown and our compulsion to investigate the unexplained. With echoes of Dashiell Hammett's The Maltese Falcon and the work of Graham Greene, one of the world's great storytellers presents a surprising tale that explores the nature of mystery itself.

When Janie first realized she was the missing child on the milk carton, her whole world fell apart. At first, she wondered if the parents she loved so much had actually kidnapped her, but it turns out that they were only trying to protect her. Now that the mystery of Janie's kidnapping has been unraveled, she is caught on the horns of a huge dilemma.

Fifteen-year-old Gemma's life on a small New Brunswick island with her father, Jonah, is not an exciting one. Her mother ran off when she was an infant, and Jonah, an amateur scientist, spends most of his time conducting experiments he thinks will one day bring him fame. But when a woman arrives on the island, Gemma tries to play matchmaker—only to discover Jonah's secret journals, which hold terrifying secrets about both their lives.

In this suspenseful story, a boy named Aaron has been murdered. Everyone in Pinto River wonders who could have done such a horrible thing. Jeremy,Aaron's best friend, has a pretty good idea who committed the crime. But does he keep his mouth shut, or does he tell? Norm Lee's powerful narration leads listeners through this murder mystery.

When Haley shows up at her uncle’s Sedona, Arizona, bed and breakfast ranch to help for a couple weeks, she is met with panic: a guest cabin is on fire! Everyone is ok, so good-natured Uncle Jake writes it off as just another stroke of bad luck - but Haley isn’t so sure. Soon, Haley is certain something is up. It looks like the fire may have been intentional, because more weird things are going on at the ranch. The horses are spooked, Uncle Jake is getting threatening postcards, and computer viruses are erasing important information.

Briseis has one chance to save her mother, but she’ll need to do the impossible: find the last fragment of the deadly Absyrtus Heart. To locate the missing piece, she must turn to the blood relatives she’s never known, learn about their secret powers, and take her place in their ancient lineage. But Briseis is not the only one who wants the Heart, and her enemies will stop at nothing to fulfill their own ruthless plans. The fates tell of a truly dangerous journey, one that could end in more heartache, more death.

Popular author Gordon Korman has sold millions of copies of his irreverant books for young readers. In this fast-paced caper, 11-year-old Griffin Bing finds something far more profitable than cobwebs during a haunted house sleepover - a rare Babe Ruth baseball card. But when a swindler scams the card from Griffin for only $125, the resourceful sixth grader and his friends plot their revenge.

On the hunt for the 39 Clues, Amy and Dan Cahill uncovered shocking information about their past - from what happened the night their parents died to the shattering discovery of their family branch. Will Book Nine be the end of Amy and Dan? Or just the end of everything they think they know?

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.

Arriving in another new town, Amelia Collins vows to fit in and finish her senior year drama free. There can’t be any mistakes. Staying under the radar is what keeps Amelia one step ahead of the man who is trying to find and destroy her. But when she’s befriended by a group of students who make her feel safe and loved, Amelia struggles to maintain her distance, especially when faced with her feelings for Aiden Parker, whose piercing gray eyes and strength weaken her resolve.

Darren Shan and his best friend, Steve, get tickets to the Cirque du Freak, a wonderfully gothic freak show featuring weird, frightening half human/half animals who interact terrifyingly with the audience. In the midst of the excitement, true terror raises its head when Steve recognizes that one of the performers - Mr. Crepsley - is a vampire! Steve confronts the vampire after the show finishes - but his motives are surprising!

Inspired by Hobbs’ own journey through the Rio Grande’s canyons near the border with Mexico, Take Me to the River is a thrilling tale. Fourteen-year-old Dylan and his cousin are paddling the Rio Grande when they see six Black Hawk helicopters fly into Mexico. The army won’t say what’s happening, but they do tell the boys a hurricane is approaching. Undeterred, the boys continue their journey, unaware of what lies ahead.

Nine-year-old Harriet Bean can't believe her ears. She has aunts - five of them! Why has her absent-minded father never mentioned them before? Armed with a faceless family portrait and musty old clues, Harriet begins the quest for her long-lost aunts. But are her detective skills sufficient to track down muscular Veronica.

Fifth-grader Tamaya Dhilwaddi and seventh-grader Marshall Walsh have been walking to and from Woodridge Academy together since elementary school. But their routine is disrupted when bully Chad Hilligas challenges Marshall to a fight. To avoid the conflict, Marshall takes a shortcut home through the off-limits woods. Tamaya, unaware of the reason for the detour, reluctantly follows. They soon get lost. And then they find trouble - bigger trouble than anyone could ever have imagined.

Christopher Banks, an English boy born in early-20th-century Shanghai, is orphaned at age nine when both his mother and father disappear under suspicious circumstances. He grows up to become a renowned detective, and more than 20 years later, returns to Shanghai to solve the mystery of the disappearances.

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.

Quatre jeunes Québécois, Sarah-Jo, Peter, Cat et Cédric, se rendent en Thaïlande dans le but de participer à un concours international de robotique. Avant leur retour au pays, les apprentis scientifiques visitent les bureaux d’Athéna, une compagnie qui se spécialise dans l’intelligence artificielle. Les dirigeants de l’entreprise font aux élèves une offre irrésistible : interagir avec les plus récents humanoïdes afin d’étudier les relations qui peuvent se tisser entre les humains et les robots.