Young Adult Fiction Mystery

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.

Brother detectives Frank and Joe search a hidden castle for clues to help them find a missing comic book in the 19th book in the thrilling Hardy Boys Adventures series.

Blythe and her friends — Gabrielle, and brother and sister Tucker and Tanya — have always been a tight friend group, attending a local high school and falling in and out of love with each other. But an act of violence has caused a rift between Blythe and Tucker . . . and unexpected bursts of aggression and disturbing nightmares have started to become more frequent in their lives.

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!

Books one, two and three in the Skulduggery Pleasant series - known collectively as the Faceless Ones Trilogy, Derek Landy's fantastically imaginative series about our favourite dead detective.

Frank and Joe are back on Black Bear Mountain, the scene of a previous wilderness adventure and mind-bending mystery. This time, the brothers are checking in on Dr. K, a friend they made during their first trip. Dr. K is a fan of living off the grid, but he’s been MIA long enough to cause worry in the small mountain town. And so the teenage detectives Black Bear Mountain relied on before have been called in to help once again.

Nearly six months after Kate and August were first thrown together, the war between the monsters and the humans is a terrifying reality. In Verity, August has become the leader he never wished to be, and in Prosperity, Kate has become the ruthless hunter she knew she could be. When a new monster emerges from the shadows—one who feeds on chaos and brings out its victim’s inner demons—it lures Kate home, where she finds more than she bargained for. She’ll face a monster she thought she killed, a boy she thought she knew, and a demon all her own.

Leon is a small-time crook who's ridden his luck for three decades. When he starts splashing big money around, the cops are desperate to know where it came from. They call in Cherub, a secret organisation with one essential advantage: even experienced criminals never suspect that children are spying on them. James' latest mission looks routine, but the plot he begins to unravel isn't what anyone expected. And the only person who might know the truth is a reclusive 18-year-old boy - a boy fell to his death 13 months earlier.

After Maeve finds a pack of tarot cards while cleaning out a closet during her in-school suspension, she quickly becomes the most sought-after diviner at St. Bernadette’s Catholic school. But when Maeve’s ex-best friend, Lily, draws an unsettling card called The Housekeeper that Maeve has never seen before, the session devolves into a heated argument that ends with Maeve wishing aloud that Lily would disappear. When Lily isn’t at school the next Monday, Maeve learns her ex-friend has vanished without a trace.

After the death of her mom (screw cancer), seventeen-year-old Cecelia Ellis goes to live with her estranged grandmother, a celebrated author whose Victorian mansion is as creepy as the murder mysteries she writes. On the surface, life is utterly ordinary in the California coastal town . . . until the homecoming queen is murdered. And she’s not Seaview’s first pretty dead queen.

She won't rest until she's sent every walking corpse back to its grave. Forever. Had anyone told Alice Bell that her entire life would change course between one heartbeat and the next, she would have laughed. From blissful to tragic, innocent to ruined? Please. But that's all it took. One heartbeat. A blink, a breath, a second, and everything she knew and loved was gone. Her father was right. The monsters are real.

Ethan Wate thought he was getting used to the strange, impossible events happening in Gatlin, his small Southern town. But now that Ethan and Lena have returned home, strange and impossible have taken on new meanings. Swarms of locusts, record-breaking heat, and devastating storms ravage Gatlin as Ethan and Lena struggle to understand the impact of Lena's Claiming. Even Lena's family of powerful Supernaturals is affected - and their abilities begin to dangerously misfire. As time passes, one question becomes clear: What - or who - will need to be sacrificed?

Ethan Wate used to think of Gatlin, the small Southern town he had always called home, as a place where nothing ever changed. Then he met mysterious newcomer Lena Duchannes, who revealed a secret world that had been hidden in plain sight all along. A Gatlin that harbored ancient secrets beneath its moss-covered oaks and cracked sidewalks.

Eighteen-year-old Aria Hale loves her job at her father’s dream therapy company where she enters dementia patients’ dreams to save their memories. But when their lab is ransacked, two technicians are murdered, and her father is kidnapped, everything changes for her.

The noise between Patch and Nora is gone. They've overcome the secrets riddled in Patch's dark past... bridged two irreconcilable worlds... faced heart-wrenching tests of betrayal, loyalty and trust... and all for a love that will transcend the boundary between heaven and earth. Armed with nothing but their absolute faith in one another, Patch and Nora enter a desperate fight to stop a villain who holds the power to shatter everything they've worked for - and their love - forever.

When an MI5 operation goes disastrously wrong, James Adams needs all of his skills to get out of Russia alive. Meanwhile, his sister Lauren is on her first solo mission, trying to uncover a brutal human trafficking operation. And when James does get home, he finds that his nightmare is just beginning....

In A Presumption of Death, Jill Paton Walsh tells how World War II changed the lives of Peter, Harriet and their growing family. The story opens in 1940. Harriet Vane - now Lady Peter Wimsey - has taken her children to safety in the country. But the war has followed them: glamorous RAF pilots and even more glamorous land-girls scandalise the villagers; the blackout makes the nighttime lanes as sinister as the back alleys of London.

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.

Best-selling author and fan favorite Anthony Horowitz has built a huge following with his Alex Rider series. This time, Alex is up against a con man who wants to create the biggest catastrophe he can muster to profit through a disaster-relief charity. If Alex is going to stop a genetically engineered virus from sweeping across the country, he’ll have to brave gunfire, explosions, and dangerous mercenaries—then come face to face with the deadly mastermind.

Aidan and Meg Falconer are their parents' only hope. The Falconers are facing life in prison -- unless Aidan and Meg can follow a trail of clues to prove their innocence. The problem? Right now they're trapped in a juvenile detention center. Until they escape one night -- and find themselves on the run, both from the authorities and from a sinister attacker who has his own reason to stop them.