What would happen if you discovered that your family was one of the most powerful in human history? What if you were told that the source of the family's power was hidden around the world, in the form of 39 Clues? What if you were given a choice - take a million dollars and walk away...or get the first Clue? If you're Amy and Dan Cahill, you take the Clue - and begin a very dangerous race.

Ben Ripley may only be in middle school, but he's already pegged his dream job: CIA or bust. Unfortunately for him, his personality doesn't exactly scream "secret agent". In fact Ben is so awkward, he can barely get to school and back without a mishap. Because of his innate nerdiness, Ben is not surprised when he is recruited for a magnet school with a focus on science - but he's entirely shocked to discover that the school is actually a front for a junior CIA academy.

Amy and Dan find themselves in a new global race but this time, everything’s different. Those closest to them might be working for the enemy, and Amy and Dan are forced to ask themselves how far they’re willing to go to save the kidnapped Cahills. How much can you risk when there’s no one to trust?

The Cahill family has a secret. For five hundred years, they have guarded the 39 Clues - thirty-nine ingredients in a serum that transforms whomever takes it into the most powerful person on earth. If the serum got into the wrong hands, the disaster would rock the world. So certain Cahills have always made it their mission to keep the serum safe, buried, locked away. Until now. Thirteen-year-old Dan Cahill and his older sister, Amy, are the latest guardians of the Clues. They think they've done everything right, but a tiny mistake leads to catastrophe.

At only seventeen years old, Ian Kabra is head of the Cahills, the most powerful family in the world. He has presidents on speed dial, generals at his beck and call. Ian knows he's an ideal leader and the only man for the job. There's just one small problem: He's already messed up big time. A Cahill from the past calling himself the Outcast has risen to challenge Ian with an impossible test. The Outcast has re-created four of history's greatest disasters and dared Ian to stop him.

Twelve-year-old Percy Jackson is about to be kicked out of boarding school...again. No matter how hard he tries, he can't seem to stay out of trouble. But can he really be expected to stand by and watch while a bully picks on his scrawny best friend? Or not defend himself against his pre-algebra teacher when she turns into a monster and tries to kill him? Of course, no one believes Percy about the monster incident; he's not even sure he believes himself.

Calling all Cahills! Announcing a 39 Clues Superspecial adventure - the gang is back, and called to investigate one of their own: Sinead Starling.

For 500 years, the Cahills have been the most powerful family in the world. For 500 years, they've protected the source of their power - the 39 Clues. And for 500 years, they've kept their secrets silent. Until now. This extraordinary stand-alone novel cracks open the Cahill vault to tell the story of the most coveted piece of artwork in the world, a masterpiece that has been the target of seven separate theft attempts: Jan van Eyck’s altarpiece at Ghent.

As the son of Hades, Nico di Angelo has been through so much, from the premature deaths of his mother and sister, to being outed against his will, to losing his friend Jason during the trials of Apollo. But there is a ray of sunshine in his life—literally: his boyfriend, Will Solace, the son of Apollo. Together the two demigods can overcome any obstacle or foe. At least, that's been the case so far . . . Now Nico is being plagued by a voice calling out to him from Tartarus, the lowest part of the Underworld.

Magnus Chase has always been a troubled kid. Since his mother's mysterious death, he's lived alone on the streets of Boston, surviving by his wits, keeping one step ahead of the police and the truant officers. One day, he's tracked down by an uncle he barely knows - a man his mother claimed was dangerous. Uncle Randolph tells him an impossible secret: Magnus is the son of a Norse god. The Viking myths are true. The gods of Asgard are preparing for war. Trolls, giants and worse monsters are stirring for doomsday.

After an escaped kangaroo starts a fire that burns down his house, Teddy Fitzroy accepts an invitation to go to Malibu with his girlfriend, Summer, and her mother, Kandace. He’s hoping to spend some time relaxing on the beach, but wherever Teddy goes, trouble isn’t far behind. First, a massive dead whale has washed up on the beach—and before anyone can determine what killed it, it explodes. Doc, the head vet from FunJungle, suspects something fishy is going on and ropes Teddy and Summer into helping him investigate.

Meg Murry, her little brother Charles Wallace, and their mother are having a midnight snack on a dark and stormy night when an unearthly stranger appears at their door. He claims to have been blown off course and goes on to tell them that there is such a thing as a "tesseract", which, if you didn't know, is a wrinkle in time. Meg's father had been experimenting with time travel when he suddenly disappeared. Will Meg, Charles Wallace, and their friend Calvin outwit the forces of evil as they search through space for their father?

Twelve-year-old criminal mastermind Artemis Fowl has discovered a world below ground of armed and dangerous—and extremely high-tech—fairies. He kidnaps one of them, Holly Short, and holds her for ransom in an effort to restore his family's fortune. But he may have underestimated the fairies' powers. Is he about to trigger a cross-species war?

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 a family trip to Paris, Greg Rich's parents disappear. They're not just missing from the city - they're missing from the century. So, Greg does what any other 14-year-old would do: He travels through time to rescue them. Greg soon finds out that his family history is tied to the legendary Three Musketeers. But when he meets them, they're his age, and they'll only live long enough to become true heroes if he can save them.

Almost everybody who has grown up in Chicago knows about the Thorne Rooms. Housed in the Children’s Galleries of the Chicago Art Institute, they are a collection of 68 exquisitely crafted miniature rooms made in the 1930s by Mrs. James Ward Thorne. Each of the 68 rooms is designed in the style of a different historic period, and every detail is perfect, from the knobs on the doors to the candles in the candlesticks. Some might even say, the rooms are magic....

Once a city of enormous wealth and culture, Prague was home to emperors, alchemists, astronomers, and, as it’s whispered, hell portals. When music student Sarah Weston lands a summer job at Prague Castle cataloging Beethoven’s manuscripts, she has no idea how dangerous her life is about to become. Prague is a threshold, Sarah is warned, and it is steeped in blood. Soon after Sarah arrives, strange things begin to happen.

With the defeat of the Overtakers behind them, the five teenagers known as the Kingdom Keepers should be celebrating. By all accounts they saved Disneyland from certain destruction. Why then did their mentor leave one last puzzle for them to decipher? The Keepers must solve a puzzle of the past, or be crushed under an evil that makes the Overtakers seem like gentle souls.

Annie's got bad news for her ex-boyfriend, curator Ernst Pettigrew: the snooty Brock Museum's new 15-million-dollar Caravaggio painting is as fake as a three-dollar bill. And the same night Annie makes her shattering appraisal, the janitor on duty is killed - and Ernst disappears. To top it all off, a well-known art dealer has absconded with multiple Old Master drawings, leaving yet more forgeries in their places. Finding the originals - and pocketing the reward money - will get Annie's new landlord off her back.

Benvenuto Cellini, master artisan of Renaissance Italy, once crafted a beautiful amulet prized for its unimaginable power - and untold menace. Now the quest to recover this legendary artifact depends upon one man: David Franco, a brilliant but skeptical young scholar at Chicago's world-renowned Newberry Library.

What would it be like, to get absolute power? Would you wear a cape and fight crime? Rule the planet? Or perhaps you would be like Rob Lewis, and watch your world collapse around you. Does absolute power corrupt absolutely? Rob is going to find out.

Jeremy Fink has big plans for this summer with his best friend Lizzy, a notorious troublemaker (and no, he does not have a secret crush on her). He has everything he needs within a few blocks of his home, so he never has to leave his little neighborhood. And this summer, he officially becomes a teenager.

A novel of searing intelligence and startling originality, Lost in Translation heralds the debut of a unique new voice on the literary landscape. Nicole Mones creates an unforgettable story of love and desire, of family ties and human conflict, and of one woman's struggle to lose herself in a foreign land - only to discover her home, her heart, herself.

The School of Secrets series of chapter books continues the story of Mal and her friends, plus new Villain kids and Auradon kids introduced in the popular Wicked World short-form videos. Enjoy these all-new tales of mystery, magic, and adventure from the world of the hit movie Descendants!

Ricky Desmond has been through this all before. If he could just get through to his mother, he could convince her that he doesn't belong at Brookline. From the man who thinks he can fly to the woman who killed her husband, the other patients are nothing like him; all he did was lose his temper just a little bit, just the once. But when Ricky is selected by the sinister Warden Crawford for a very special program - a program that the warden claims will not cure him but perfect him - Ricky realizes that he may not be able to wait for his mom a second longer.

Mac Reilly is a P.I. with a penchant for lost causes. One night in Malibu, he comes to the rescue of a distraught woman holding a gun in the doorway of a fabulous beach house. When the woman disappears and the gun shows up in his car, Mac is pulled into a web of deception and lies.

Life in a small town can be pretty boring when everyone avoids you like the plague. But after their father unwittingly sends them to stay with an aunt who’s away on holiday, the Hardscrabble children take off on an adventure that begins in the seedy streets of London and ends in a peculiar sea village where legend has it a monstrous creature lives who is half boy and half animal.

In this wickedly dark, unusual, and compelling novel, Ellen Potter masterfully tells the tale of one deliciously strange family and a secret that changes everything.

Beneath layers of volcanic ash lies the Villa della Notte, home to first-century nobles, as well as to the captivating slave girl at the heart of an ancient controversy. And secreted in a subterranean labyrinth rests a cache of antique documents believed lost to the ages: a prize too tantalizing for classics professor Sophie Chase to resist.

Britney Crosby thinks her cousin Ethan is pretty weird - and she happens to be right. Ethan won't stop tormenting Britney with an old ventriloquist's dummy. And the puppet has plans for Britney, too!

For 12-year-old Emily, the best thing about moving to San Francisco is that it's the home city of her literary idol: Garrison Griswold, book publisher and creator of the online sensation Book Scavenger (a game where books are hidden in cities all over the country and clues to find them are revealed through puzzles). Upon her arrival, however, Emily learns that Griswold has been attacked and is now in a coma, and no one knows anything about the epic new game he had been poised to launch.

What would happen if you discovered that your family was one of the most powerful in human history? What if you were told that the source of the family's power was hidden around the world, in the form of 39 Clues? What if you were given a choice - take a million dollars and walk away...or get the first Clue? If you're Amy and Dan Cahill, you take the Clue - and begin a very dangerous race.

At only seventeen years old, Ian Kabra is head of the Cahills, the most powerful family in the world. He has presidents on speed dial, generals at his beck and call. Ian knows he's an ideal leader and the only man for the job. There's just one small problem: He's already messed up big time. A Cahill from the past calling himself the Outcast has risen to challenge Ian with an impossible test. The Outcast has re-created four of history's greatest disasters and dared Ian to stop him.

For 500 years, the Cahills have been the most powerful family in the world. For 500 years, they've protected the source of their power - the 39 Clues. And for 500 years, they've kept their secrets silent. Until now. This extraordinary stand-alone novel cracks open the Cahill vault to tell the story of the most coveted piece of artwork in the world, a masterpiece that has been the target of seven separate theft attempts: Jan van Eyck’s altarpiece at Ghent.

Calling all Cahills! Announcing a 39 Clues Superspecial adventure - the gang is back, and called to investigate one of their own: Sinead Starling.

Amy and Dan find themselves in a new global race but this time, everything’s different. Those closest to them might be working for the enemy, and Amy and Dan are forced to ask themselves how far they’re willing to go to save the kidnapped Cahills. How much can you risk when there’s no one to trust?