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.

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.

On a damp October night, beautiful young Ashley Cordova is found dead in an abandoned warehouse in lower Manhattan. Though her death is ruled a suicide, veteran investigative journalist Scott McGrath suspects otherwise. As he probes the strange circumstances surrounding Ashley’s life and death, McGrath comes face-to-face with the legacy of her father: the legendary, reclusive, cult-horror-film director Stanislas Cordova - a man who hasn’t been seen in public for more than 30 years.

Eleven-year-old Sam Brattle is already having the worst Christmas ever - his dad's bakery is going bankrupt and his mom is spending the holidays with her new family. To make things worse, Nickel Bay Nick, the anonymous Good Samaritan who leaves hundred dollar bills around Nickel Bay at Christmastime, is a no-show, so this year the rest of the town is as miserable as Sam. When he stumbles upon the secret identity of this mysterious do-gooder, Sam is stunned to learn that he might now be his town's only hope.

When Apollo Kagwa's father disappeared, all he left his son were strange recurring dreams and a box of books stamped with the word improbabilia. Now Apollo is a father himself - and as he and his wife, Emma, are settling into their new lives as parents, exhaustion and anxiety start to take their toll. Apollo's old dreams return and Emma begins acting odd.

Charlie doesn't want to believe it when he discovers that he can hear people in photographs talking. But his horrible aunts are delighted: it means that he is one of the chosen and must attend Bloor's Academy for gifted children. Once there, Charlie realizes that some of his classmates have equally mysterious powers, and soon Charlie is involved in uncovering the mysterious past of one of them.

Eleven-year-old Reuben spends his days exploring, hiding, and practicing parkour among the abandoned buildings of the Lower Downs as a way to escape the rough times that have befallen him and his mom - but his discovery of an extraordinary antique pocket watch changes everything. When Reuben finds that the watch has the power to turn him invisible, he's propelled on the adventure of a lifetime. Now Reuben is being pursued by a group of dangerous men called the Directions, and someone - or something - ominously called The Smoke.

In the caves beneath an Italian lake, the fossil of a creature older than the Earth has been disinterred. In the Judaean desert, a legendary parchment has been discovered. One reveals the secrets of heaven. One foretells an impending hell. And deciphering their message has been left to paleontologist Carter Cox - a man of science whose faith in the empirical is about to be shaken by forces of evil beyond imagining.

Haven Moore has always lived in the town of Snope City, Tennessee. But for as long as she can remember, Haven has experienced visions of a past life as a girl named Constance, whose love for a boy called Ethan ended in fiery tragedy. One day, the sight of notorious playboy Iain Morrow on television brings Haven to her knees. Haven flees to New York City to find Iain and there, she is swept up in an epic love affair that feels both deeply fated and terribly dangerous. Is Iain her beloved Ethan? Or is he her murderer from a past life?

Thirteen extremely valuable pieces of art have been stolen from one of the most secretive museums in the world. A Vermeer has vanished. A Manet is missing. And nobody has any idea where they and the other eleven artworks might be...or who might have stolen them. The Players - Calder, Petra, and Tommy - are no strangers to heists and puzzles. Now they've been matched with two new sleuths - Zoomy, a very small boy with very thick glasses, and Early, a girl who treasures words...

Paris, France: a city of fashion, chocolate croissants, and cute boys. Colette Iselin is thrilled be there for the first time, on her spring break class trip. But a series of gruesome murders are taking place around the city, putting everyone on edge. And as she tours the sights, Colette keeps seeing a strange vision: a pale woman in a ball gown and powdered wig, who looks like Marie Antoinette. Colette knows her status-obsessed friends won't believe her, so she seeks out the help of a charming French boy.

In this offering from Morris Award finalist Stephanie Oakes, three riveting points of view are woven together in a story that's part historical mystery, part contemporary coming-of-age, and completely unputdownable. When Molly gets a package leading her to Pepper, they're tasked with solving a decades-old mystery: find out who killed Ava back in 1989. Using Ava's diary for clues, Molly and Pepper realize there's more to her life - and death - than meets the eye. Someone is lying to them. And someone out there is guiding them along, desperate for answers.

It was 1798 when the Morningstarr twins arrived in New York with a vision for a magnificent city: towering skyscrapers, dazzling machines, and winding train lines, all running on technology no one had ever seen before. Fifty-seven years later, the enigmatic architects disappeared, leaving behind for the people of New York the Old York Cipher - a puzzle laid into the shining city they constructed, at the end of which was promised a treasure beyond all imagining.

Ricky Rice is a middling hustler with a lingering junk habit, a bum knee, and a haunted mind. A survivor of a suicide cult, he scrapes by as a porter at a bus depot in Utica, New York, until one day a mysterious letter arrives, summoning him to enlist in a band of paranormal investigators comprised of former addicts and petty criminals, all of whom had at some point in their wasted lives heard what may have been the voice of God.

It’s wintertime at Greenglass House. The creaky smuggler’s inn is always quiet during this season, and 12-year-old Milo, the innkeepers’ adopted son, plans to spend his holidays relaxing. But on the first icy night of vacation, out of nowhere, the guest bell rings. Then rings again. And again....