Twelve-year-old Addison Cooke just wishes something exciting would happen to him. His aunt and uncle, both world-famous researchers, travel to the ends of the earth searching for hidden treasure, dodging dangerous robbers along the way, while Addison is stuck in school all day. Luckily for Addison, adventure has a way of finding the Cookes.

Before Jake’s grandfather died, he was on the trail of a centuries-old mystery. And he has entrusted that mystery to Jake, leaving behind a set of hidden codes, riddles, maps, and other clues that lead Jake and his friends on a scavenger hunt into the heart of Colorado’s wild and rugged Rocky Mountain National Park.

Sara Martinez is a hacker. She recently broke into the New York City foster care system to expose her foster parents as cheats and lawbreakers. However, instead of being hailed as a hero, Sara finds herself facing years in a juvenile detention facility and banned from using computers for the same stretch of time. Enter Mother, a British spy who not only gets Sara released from jail but also offers her a chance to make a home for herself within a secret MI5 agency. Operating out of a base in Scotland, the City Spies are five kids from various parts of the world.

Discover what James Patterson calls “the coolest library in the world” in the New York Times bestselling, award-winning Mr. Lemoncello’s Library series!

Noah, his sister Megan, and their best friends, Richie and Ella, live next door to the zoo. Megan is the first to notice the puzzling behavior of some of the animals. One day Megan disappears, and her brother and their friends realize it’s up to them to find her. Their only choice is to follow a series of clues and sneak into the zoo. But once inside, will they discover there’s much more to the Clarksville City Zoo than they could ever have guessed?

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.

Alex and Conner Bailey's world is about to change in this fast-paced adventure that uniquely combines our modern day world with the enchanting realm of classic fairy tales. The Land of Stories tells the tale of twins Alex and Conner. Through the mysterious powers of a cherished book of stories, they leave their world behind and find themselves in a foreign land full of wonder and magic where they come face-to-face with fairy tale characters they grew up reading about.

Twelve-year-old Theodore “Teddy” Roosevelt Fitzroy believes that Henry, the hippopotamus at the brand-new FunJungle, has been murdered. The zoo’s top brass claim the hippo went belly up the natural way, but Teddy and his feisty friend Summer McCraken have other ideas. Could the culprit be FunJungle’s animal-hating head of operations? Or is it FunJungle’s owner - Summer’s dad - a man who is much more concerned about money than animal welfare? The deeper Teddy and Summer dig, the more danger they’re in - because when it comes to hippo homicide, the truth can’t be caged!

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?

"Are you a gifted child looking for special opportunities?" Dozens of children respond to this peculiar ad in the newspaper and are then put through a series of mind-bending tests, which readers take along with them. Only four children—two boys and two girls—succeed. Their challenge: to go on a secret mission that only the most intelligent and inventive children could complete. To accomplish it they will have to go undercover at the Learning Institute for the Very Enlightened, where the only rule is that there are no rules.

Newbery Award-winner Gary Paulsen's best-known book comes to audio in this breathless, heart-gripping drama about a boy pitted against the wilderness with only a hatchet and a will to live. On his way to visit his recently divorced father in the Canadian mountains, thirteen-year-old Brian Robeson is the only survivor when the single-engine plane crashes. His body battered, his clothes in shreds, Brian must now stay alive in the boundless Canadian wilderness.

Cole Randolph was just trying to have a fun time with his friends on Halloween (and maybe get to know Jenna Hunt a little better). But when a spooky haunted house turns out to be a portal to something much creepier, Cole finds himself on an adventure on a whole different level.

Best-selling author Rick Riordan presents Kwame Mbalia's epic fantasy, a middle grade American Gods set in a richly-imagined world populated with African American folk heroes and West African gods. Tristan is dreading the month he's going to spend on his grandparents' farm in Alabama, where he's being sent to heal from a tragedy. But on his first night there, he accidentally ripps open a chasm into the MidPass, a volatile place with a burning sea, haunted bone ships, and iron monsters that are hunting the inhabitants of this world.

All Elliott Harkness wants is to be a superhero. His parents are superheroes. His older sister is a superhero. Heck, even his dog is a superhero. But Elliott has a problem - he’s a “zero”, which is super-speak for powerless! So, while his family is off fighting crime, Elliott is stuck muddling through middle school. But when danger strikes, and Elliott is Earth's last hope, will he find the power to be the epic hero he's always wanted to be? Or will he always be just an epic zero?

Like his fellow lunarnauts - otherwise known as Moonies - living on Moon Base Alpha, twelve-year-old Dashiell Gibson is famous the world over for being one of the first humans to live on the moon. And he's bored out of his mind. Kids aren't allowed on the lunar surface, meaning they're trapped inside the tiny moon base with next to nothing to occupy their time - and the only other kid Dash's age spends all his time hooked into virtual reality games.

The Seven Wonders adventures continue in this bind-up of The Select and The Orphan. The Select tells the story of thirteen-year-old Burt Wenders, the first documented carrier of the G7W gene, and his fated voyage to the island that would eventually come to house the Karai Institute. In The Orphan, learn the story of Daria, orphaned at a young age and enslaved by the Babylonians, and her valiant battle to escape the only city she's ever called home. These titles are together for the first time ever.

Using his father's watch as a key, Jake intends to return to Calypsos. Instead he's thrust into a strange desert land where he's joined by his friends Marika, Pindor, and Bach'uuk and his sister, Kady. As they try to figure out what to do next, a surprise attack by the beautiful young Princess Nefertiti takes them all captive. Soon even she is battling the Skull King's minions. For Jake has something the Skull King wants - a prize that will give its owner awesome power, including control of the fearsome Howling Sphinx.

Matt Hollis is the current wielder of the holy weapon, DÄMOREN. With it, he stalks and destroys demons. A secret society called the VALDUCANS has taken an interest in Matt's activities. They see him as a reckless rogue - little more than a "cowboy" corrupted by a monster - and a potential threat to their ancient order. As knights and their sentient weapons begin dying, Matt teams up with other hunters of his kind such as LUIZA, a woman with a conquistador blade; ALLAN, an Englishman with an Egyptian khopesh; MALCOLM, a voodoo priest with a sanctified machete; and TAKAIRA, a naginata-swinging Samurai.

Summer 1977. The Blyton Summer Detective Club (of Blyton Hills, a small mining town in Oregon's Zoinx River Valley) solved their final mystery and unmasked the elusive Sleepy Lake monster - another low-life fortune hunter trying to get his dirty hands on the legendary riches hidden in Deboën Mansion. And he would have gotten away with it, too, if it weren't for those meddling kids.

Ten years ago only Flynn Carsen, the last of the Librarians, stood against an ancient criminal organization known as The Forty. They stole the oldest known copy of The Arabian Nights by Scheherazade, and Flynn fears they intend to steal Aladdin's fabled lamp. He races to find it first, before they can unleash the trapped malevolent djinn upon the world. Today Flynn is no longer alone. A new team of inexperienced Librarians, led by Eve Baird, their tough-as-nails Guardian, investigates an uncanny mystery in Las Vegas.

When a forgotten journal materializes decades after Drake Ramsey's father vanished in the Amazon jungle, Drake decides to follow in his footsteps and search for the legendary treasure of the Inca empire hidden in the lost Inca city of Paititi.

During a trek to Loch Ness, Scotland, a young Charles Darwin encounters a mysterious and terrifying creature that provides a spark for his evolutionary theory. Almost 200 years later and across the Channel in Paris, the Eiffel Tower is under attack. Only through detective work, intuition, and a judicious application of high-tech weaponry does former Army combat engineer Tyler Locke prevent a massacre.

Books 1-3 and the prequel novella of the Breakers series.

Sam Miracle's life is made up of dreams - dreams where he's a courageous, legendary hero instead of a foster kid with two bad arms that can barely move. Sometimes these dreams feel so real, they seem like forgotten memories. And sometimes they make him believe that his arms might come alive again. But Sam is about to discover that the world he knows and the world he imagines are separated by only one thing: time. And that separation is only an illusion.

Egypt 2153 BC: 80 priests set out under cover of darkness with a mysterious object.... Albania, 1986: A plane takes off bound for the Sudan. Somewhere over the Sahara it disappears.... The present: a mummified corpse is discovered in the dunes with a roll of camera film and a clay obelisk inscribed with a hieroglyphic sign.... Three unconnected events - or so it seems.

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.

Beneath the Ocean of Sky, heroes will rise. Samra Rose is in trouble. Living in a colony floating high above the clouds, she's been far away from anything resembling an adventure, but when aerial raiders carry off her home - with her inside - she gets more excitement than she ever wished for. Her best friend, Kipling, and a Grounder boy with a skyship will take to the air in pursuit, but all three will face dangers they've never imagined.

He's not just any thief. He’s the greatest thief of the age - and he’s also a wizard. And with the help of his partners - a swordsman with the most powerful magic sword in the world but no magical ability of his own, and a demonseed who can step through shadows and punch through walls - he’s going to put his plan into effect. The first step is to increase the size of the bounty on his head, so he’ll need to steal some big things. But he’ll start with somethingsmall. Something like a king....

As a young double agent infiltrating the Soviet spy network in Nazi-occupied Paris, Andrew Hale finds himself caught up in a secret, even more ruthless war. Two decades later, a coded message draws Professor Andrew Hale back into Her Majesty’s Secret Service. Elements from his past are gathering in Beirut, including ex-British counterespionage chief and Soviet mole Kim Philby, and a beautiful former Spanish Civil War soldier-turned-intelligence operative.

Discover the mysteries that led to the best-selling fantasy adventure that began with Raising Dragons. With heart-stopping fantasy action and clear spiritual insights, Eye of the Oracle will captivate young and old alike, and it will challenge every listener to search deep within for answers to the mysteries in their own hearts.