Young Teen Mystery

Twelve-year-old Henry York wakes up one night to find bits of plaster in his hair. Two knobs have broken through the wall above his bed and one of them is slowly turning. Henry scrapes the plaster off the wall and discovers cupboards of all different sizes and shapes. Through one he can hear the sound of falling rain. Through another he sees a glowing room with a man pacing back and forth! Henry soon understands that these are not just cupboards, but portals to other worlds.

Now that the ley lines around Cabeswater have been woken, nothing for Ronan, Gansey, Blue, and Adam will be the same. Ronan, for one, is falling more and more deeply into his dreams, and his dreams are intruding more and more into waking life. Meanwhile, some very sinister people are looking for some of the same pieces of the Cabeswater puzzle that Gansey is after....

Disguised as a peasant, Cecilia has been hiding for years from the evil people who killed her parents. Now the time has come to reclaim her title. There's just one problem. Princess Desmia - supposedly Cecilia's decoy - believes a different version of the story.

After saving Tara and Jack—and losing a few of their own—in a dramatic battle in the Peruvian jungle against the Elgen offshoot the Chasqui, the Electroclan has returned to the US to regroup. But their downtime is brief, as Abi—who was abducted from outside her college dorm—is still missing. Piecing together what few clues they have from video footage of the abduction as well as some additional information from Grace, whose consciousness has broken free of her physical body and connected with worldwide intelligence, they determine that she is being held somewhere in Peru.

Last year her best friend Monica's life was unceremoniously ruined by the most popular students at their high school, so this year Chloe plans to take each and every one of them down. She's traded in her jeans and T-shirts for the latest designer clothes, erased anything on social media that would tie her to Monica (and blow her cover), and carefully figured out how she will befriend the members of the clique, find out their deepest and darkest secrets, and reveal them to the world.

Flo lives an eccentric life - she travels with a popular circus in which the main acts star orphaned children with secret shape-shifting abilities. Once Flo turns 16, she must perform, but she's not ready. While practicing jumping a flaming hurdle in a clearing beside the circus, she spots a dark figure in the trees and fears he saw her shift. The news sends the circus into a panic.

For Hawk, being a hero weighs heavily on her wings. In the City of the Dead, life happens in the shadows. That's why a war is brewing against an enemy no one can see. Hawk and Maximum Ride never back down from a conflict, or from each other, and they argue more than they agree. But as the dead begin to outnumber the living, a mother's experience and a daughter's instinct can make one powerful arsenal.

Dr. Watson, the right-hand man of master sleuth Sherlock Holmes, has gone missing. This prompts Sherlock to enlist the assistance of Enola Holmes, his intrepid younger sister. She investigates Watson's home just in time to witness the arrival of a bizarre bouquet blooming with convolvulus, hawthorn, and white poppies - flowers that symbolize death!

London, April 1812. Eighteen-year-old Lady Helen Wrexhall is on the eve of her debut presentation to the Queen. Her life should be about gowns and dancing, and securing a suitable marriage. Instead, when one of her family's housemaids goes missing, Lady Helen is drawn to the shadows of Regency London. There, she finds William, the Earl of Carlston. He has noticed the disappearance, too, and is one of the few who can stop the perpetrators: a cabal of powerful demons that has infiltrated every level of society.

Lewis Barnavelt is back and this time he has stumbled upon something more powerful than even his imagination can dream up. A camping trip with his Scout troop leads Lewis straight to an old grave and a mysterious, magical whistle. When Lewis discovers that this whistle has the power to stop the boys who insist upon bullying him, he is left with a tough decision. Does he continue to use the whistle, which he suspects might not be completely safe? Is Lewis strong enough to face the potent spirit that he is unknowingly summoning?

P.C. and Mackenzie's friend, Tom the janitor, has been accused of murdering the head biologist at New York City's Museum of Natural History. But they know Tom couldnï¿¿ï¿¿ï¿¿t be the real killer, so they begin investigating. Exploring the crime scene and digging deep, they uncover a strange, precious artifact and a huge arachnid at the heart of the mystery.

When Lewis Barnavelt, an orphan, comes to stay with his Uncle Jonathan, he expects to meet an ordinary person. But he is wrong. Uncle Jonathan and his next-door neighbor, Mrs. Zimmermann, are both witches! Lewis is thrilled. At first, watching magic is enough. Then Lewis experiments with magic himself and unknowingly resurrects the former owner of the house: a woman named Serenna Izard. It seems that Serenna and her husband built a timepiece into the walls - a clock that could obliterate humankind. And only the Barnavelts can stop it!

To Raegan Keyes, she's the only one of her kind, but has no idea what she is. Until, one night, she finds out her unexplainable abilities aren't the only thing she needs to worry about. Suddenly, her world becomes much bigger than she ever could have dreamed. When a mysterious man named Enzo arrives, too striking to be human, Raegan learns she's not as alone as she believed. As more secrets are revealed, she's swept off to an academy for others like her, thousands of miles away from home, by a complete stranger whom she'd rather stab than travel with.

Monday Charles is missing, and only Claudia seems to notice. Claudia and Monday have always been inseparable - more sisters than friends. So when Monday doesn’t turn up for the first day of school, Claudia’s worried. When she doesn’t show for the second day, or second week, Claudia knows that something is wrong. As Claudia digs deeper into her friend’s disappearance, she discovers that no one seems to remember the last time they saw Monday. How can a teenage girl just vanish without anyone noticing that she’s gone?

It's been seven months since all the adults disappeared. Gone. It happens in one night. A girl who died now walks among the living; Zil and the Human Crew set fire to Perdido Beach, and amid the flames and smoke, Sam sees the figure of the boy he fears the most: Drake. But Drake is dead. Sam and Caine defeated him along with the Darkness - or so they thought.

Tamora Pierce brings readers another Tortall adventure! Alianne is the teenage daughter of the famed Alanna, the first lady knight in Tortall. Young Aly follows in the quieter footsteps of her father, however, delighting in the art of spying. When she is captured and sold as a slave to an exiled royal family in the faraway Copper Islands, it is this skill that makes a difference in a world filled with political intrigue, murderous conspiracy, and warring gods.

Reluctant debutante Sawyer Taft joined Southern high society for one reason and one reason alone: to identify and locate her biological father. But the answers Sawyer found during her debutante year only left her with more questions and one potentially life-ruining secret. When her cousin Lily ropes her into pledging a mysterious, elite all-female secret society called the White Gloves, Sawyer soon discovers that someone in the group's ranks may have the answers she's looking for. No one is quite who they seem to be in this sequel to Jennifer Lynn Barnes’ Little White Lies.

London, 1883. The Veil between the living and dead has thinned. Violet-eyed mediums commune with spirits under the watchful eye of the Royal Speaker Society, and sixteen-year-old trans, autistic Silas Bell would rather rip out his violet eyes than become an obedient Speaker wife. After a failed attempt to escape an arranged marriage, Silas is diagnosed with Veil sickness—a mysterious disease sending violet-eyed women into madness—and shipped away to Braxton’s Finishing School and Sanitorium.

This is a story about three idiot wannabe detectives: J.J. and Valentine Watts and their new friend Trudi de la Rosa. Again, they’re idiots, but in a fun way where they go on adventures and occasionally use swear words. In this book, they’re riding a train on official Ghost Hunters Adventure Club business when an old friend from the past shows up to ruin everything. It’s up to our three young adventurers to solve the mystery of the Express Train to Nowhere before they’re locked away forever for a crime they didn’t even commit.

When Ali's best friend, Gabe, is reported missing, Ali is desperate to find him. At the same time, a string of burglaries targets his neighborhood - and even his own house. With his father on trial for a crime he didn't commit, it's up to Ali to search for clues and find his friend. But being a kid sleuth isn't easy - especially when your father warns you not to get involved! - and Ali soon learns that clues aren't always what they seem. Will his detective work lead to a break in Gabe's case or cause even more trouble for the Cross family?