Young Adult Fiction Mystery

After a string of brutal murders in Las Vegas, Cassie Hobbes and the Naturals are called in to investigate. But even with the team's unique profiling talents, these murders seem baffling: unlike many serial killers, this one uses different methods every time. All of the victims were killed in public, yet the killer does not show up on any security feed. And each victim has a string of numbers tattooed on their wrist. Hidden in the numbers is a code—and the closer the Naturals come to unraveling the mystery, the more perilous the case becomes.

Alden likes to follow people. He's not trying to be a creep, he just wants to be an investigator someday, and it's good practice. But spying on people comes with risks, like when Alden sees popular Greg Matthes seemingly murder his girlfriend, Amy, one night in the bad part of town. But the facts aren't adding up, especially because Amy may be alive. Now Alden has to figure what he could have seen...and what secrets Greg is hiding.

It is freezing in the churchyard, even before the dead arrive. Every year, Blue Sargent stands next to her clairvoyant mother as the soon-to-be dead walk past. Blue herself never sees them - not until this year, when a boy emerges from the dark and speaks directly to her. His name is Gansey, and Blue soon discovers that he is a rich student at Aglionby, the local private school. Blue has a policy of staying away from Aglionby boys. Known as Raven Boys, they can only mean trouble. But Blue is drawn to Gansey, in a way she can't entirely explain.

Alex Rider of Point Blank is back in another hair raising adventure. Although the 14-year-old has escaped great dangers and has twice saved the world, he now faces his most perilous foe. A Russian man with a huge grudge against the free world has a nuclear weapon and is threatening to use it. It’s up to Alex to stop him.

In the shocking finale to the best-selling series that began with Stalking Jack the Ripper, Audrey Rose and Thomas are on the hunt for the depraved, elusive killer known as the White City Devil. A deadly game of cat-and-mouse has them fighting to stay one step ahead of the brilliant serial killer - or see their fateful romance cut short by unspeakable tragedy.

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?

Tory Brennan, niece of acclaimed forensic anthropologist Temperance Brennan (of the Bones novels and hit TV show), is the leader of a ragtag band of teenage "sci-philes" who live on a secluded island off the coast of South Carolina. When the group rescues a dog caged for medical testing on a nearby island, they are exposed to an experimental strain of canine parvovirus that changes their lives forever.

Acclaimed children's author Avi's many accolades include a Newbery Medal and Boston Globe-Horn Book Award. Inspired by true stories from the American Revolution, Sophia's War begins in 1776, when British troops arrive on the doorstep of 12-year-old Sophia Calderwood's home in New York. After the disappearance and possible capture of her brother - and the execution of Nathan Hale - Sophia has vowed to do all she can to help the cause for independence. But the war will test her in ways she never imagined

Seventeen-year-old Aderyn ("Ryn") only cares about two things: her family and her family's graveyard. And right now, both are in dire straits. Since the death of their parents, Ryn and her siblings have been scraping together a meager existence as gravediggers in the remote village of Colbren, which sits at the foot of a harsh and deadly mountain range that was once home to the fae. The problem with being a gravedigger in Colbren, though, is that the dead don't always stay dead.

Nell Martin is moving again, this time to the Winslow Grand Hotel, built in 1878. As Nell is settling in, strange things begin to happen. Doors lock of their own accord, writing appears on bathroom walls - and most horrifying of all - visions of a dead boy permeate her waking life. Thinking it was her mind playing tricks on her, she soon finds the past and the present colliding as she learns horrific details of a murder that happened at the hotel in 1907 involving a girl named Lea.

Quinn Maybrook and her father have moved to tiny, boring Kettle Springs, to find a fresh start. But what they don’t know is that ever since the Baypen Corn Syrup Factory shut down, Kettle Springs has cracked in half. On one side are the adults, who are desperate to make Kettle Springs great again, and on the other are the kids, who want to have fun, make prank videos, and get out of Kettle Springs as quick as they can.

Five months after the events in The Creeping Shadow, we join Lockwood, Lucy, George, Holly, and their associate Quill Kipps on a perilous night mission: they have broken into the booby-trapped Fittes Mausoleum, where the body of the legendary psychic heroine Marissa Fittes lies. Or does it?

Morgan is not who she thought she was. She is not a regular 16-year-old girl. She is a witch. A real, ancestral witch. Her parents are not her biological parents, and she and her sister share no blood. Even in the coven, she is too powerful now, too different to belong. She is alone except for Cal, who is now her boyfriend. Cal tells her he loves her, and she needs to believe him. He helps Morgan accept the truth: Wicca is in her blood.

A bag of chips. That's all 16-year-old Rashad is looking for at the corner bodega. What he finds instead is a fist-happy cop, Paul Galluzzo, who mistakes Rashad for a shoplifter, mistakes Rashad's pleadings that he's stolen nothing for belligerence, mistakes Rashad's resistance to leave the bodega as resisting arrest, mistakes Rashad's every flinch at every punch the cop throws as further resistance and refusal to STAY STILL as ordered.

Mattie Gokey has a word for everything. She collects words, stores them up as a way of fending off the hard truths of her life, the truths that she can't write down in stories.

It’s springtime at St. Vladimir’s Academy, and Rose Hathaway is this close to graduation. Since Mason’s death, Rose hasn’t been feeling quite right. She has dark flashbacks in the middle of practice, can’t concentrate in class, and has terrifying dreams about Lissa. But Rose has an even bigger secret: She’s in love with Dimitri. This time, it’s way more than a crush. Then Strigoi target the academy in the deadliest attack in Moroi history, and Dimitri is taken. Rose must protect Lissa at all costs, but keeping her best friend safe could mean losing Dimitri forever....

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.

ShadowClan has chosen Tigerclaw as their new leader, and Fireheart fears that this old enemy still harbors dark plans for vengeance on his former Clan. A mysterious threat has invaded the forest, placing every cat's life in peril. And Fireheart's beloved leader has turned her back on their warrior ancestors. Fireheart can't help but wonder if she's right - has StarClan abandoned them forever?

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....

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....