Showing results by publisher "HarperAudio" in Action & Adventure

It's 1883 - only a few months after Molly Pepper; her mother, Cassandra; and her friend, Emmett, saved New York from an attack by the megalomaniacal Ambrose Rector while managing to preserve the reputations of Alexander Graham Bell and Thomas Edison, whose technology was manipulated in Rector’s scheme. Their selfless heroism will finally earn them a place in the Inventors’ Guild, alongside the greatest minds of their generation. Unless, of course, no one knows that they did any of that.

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.

In a city that runs on a dwindling supply of magic, a young boy is drawn into a life of wizardry and adventure. Conn should have dropped dead the day he picked Nevery's pocket and touched the wizard's locus magicalicus, a stone used to focus magic and work spells. But for some reason he did not. Nevery finds that interesting, and he takes Conn as his apprentice on the provision that the boy find a locus stone of his own.

Twelve-year-old Donn Fendler steps away from his Boy Scout troop for only a minute, but in the foggy mountains of Maine, a minute is all it takes. After hours of trying to find his way back, a nervous and tired Donn falls down an embankment, making it impossible for him to be found. One sleepless night goes by, followed by a second...and before Donn knows it, almost two weeks have passed, leaving him starving, scared, and delirious.

In New York Times best-selling author Dan Gutman's all-new series, which blends fascinating real history with an action-packed and hilarious adventure, four very different kids are picked by a mysterious billionaire to travel through time and photograph some of history's most important events. This time the four friends are headed to 1863 to catch Abraham Lincoln delivering his famous Gettysburg Address.

It was only a few weeks ago that the Biedermann twins, Tess and Theo, along with their friend Jaime Cruz, followed the secrets of the Morningstarrs’ cipher further than anyone had in its century-and a-half history - and destroyed their beloved home in the process. But the Old York Cipher still isn’t solved. The demolition of 354 W. 73rd Street only revealed the next clue in the greatest mystery of the modern world, and if they want to discover what lies at the end of the puzzle laid into the buildings of New York by its brilliant, enigmatic architects, they will need to press on.

It's hard to fit in when your nightmares open portals to the Netherworld, where horrible creatures live: like the class 3 Netherstalker that invaded a sleepover and tried to eat the other children. Luckily there's a place for Charlie: the Nightmare Academy. Built from wrecked ships set in the branches of the world's most incredible tree fort, the Academy trains people to use their unique gifts to fight the monsters that rush in when the lights go out.

Sneaking out of prison isn't easy, unless you are a thief, or a wizard. Luckily, Conn is both! Trouble is, once he's out, where does he go? His home is a pile of rubble since he blew it up doing magic. His master, the wizard Nevery, is not happy with him. Worst of all, Conn's been exiled, and staying in the city will mean his death.

Having assumed the identity of a young D’Artagnan, Greg Rich is beginning to get the hang of things in 1615 Paris. But he hasn’t figured out how to get home yet. Or how to defeat the dangerous Michel Dinicoeur, who has made it his mission to destroy Greg, Athos, Aramis, and Porthos. When Dinicoeur escapes the Bastille and flees to Spain, the Musketeers charge after him, only to be ambushed. Someone is anticipating their every move. Could there be a traitor in their midst?

Ridley Pearson brings us the origins of the rivalry between literature's most famous enemies - Sherlock Holmes and James Moriarty - told from the perspective of James' observant little sister, Moria. Before James grew up to be a ruthless, remorseless villain, he was a curious boy from Boston, with a penchant for trouble and an acid tongue. Thrown into a boarding school against his wishes, James winds up rooming with a most unlikely companion: a lanky British know-it-all named Sherlock Holmes.

It's 1883—the Age of Invention! A time when great men like Thomas Edison, Alexander Graham Bell, Nicola Tesla, and George Eastman work to turn the country into a land of limitless opportunity. And it all happens at the world famous Inventor’s Guild headquarters in New York City—a place where a great idea, a lot of hard work, and a little bit of luck can find you rubbing elbows with these gods of industry who will usher humanity into the future.

Stacy and her intelligent pack of wolves live in harmony together in a forest cave. But when their friend Milo the bat brings news that a baby ocelot is in danger and needs to be returned to its family, Stacy and Basil must hurry to the jungle biome in order to save the day! After tracking the lost ocelot, they discover it’s trapped in a long-lost tower that’s full of obstacles, traps, and dangerous creatures. Will Stacy and her wolf Basil rescue the ocelot before it’s too late?

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.

Max and Sofia are ordinary kids whose lives are changed when they discover an abandoned sailboat. They’re given the chance to make a real impact when the boat magically brings them them to a different corner of the world to help other kids save their environment!

The Brothers Grimm meets Knives Out in this unexpected, hilarious, and wholly original fantasy-murder-mystery. The Lilac. The bard songs say that she’s the world’s most fearsome bounty hunter. That there’s no criminal she can’t catch, no mystery she can’t solve. None of that is true...

Raffa Santana is a healer, not a fighter. As a gifted apothecary, he has amazing instincts for unleashing the potential of magical-seeming plants. But his skills have failed to free the animals that the heartless Chancellor captured and turned against the people of Obsidia—directly threatening Raffa’s friends and family.

Peregrine strives to live up to the ideal of her people, the Latki - and to impress her parents: affectionate Lord Tove, who despises only the Bamarre, and stern Lady Klausine. Perry runs the fastest, speaks her mind, and doesn't give much thought to the castle's Bamarre servants, whom she knows to be weak and cowardly. But just as she's about to join her father on the front lines, she is visited by the fairy Halina, who reveals that Perry isn't Latki-born. She is Bamarre.

Everyone in the Clyde family knows what their “thing” is, except Clydeo. Clydeo doesn’t love to surf like his uncle. He isn’t into painting blindfolded like his cousin. And digging for dinosaur bones like his aunt is definitely not his thing. Clydeo tries everything he can think of, but nothing seems to make his world sparkle. Will Clydeo ever find what he loves to do most?

With malformed wings that make him unable to fly, Star seems harmless enough. But the prophecy is looming, and the leaders of each herd will take no risks. They will execute Star before the prophecy can take effect on his first birthday. With threats from all the herds, including his own, and nowhere to hide, Star must rely on his small group of friends. But it's his own strength from within that will surprise him, no matter what the future may hold.

On the eve of her twelfth birthday, all Princess Adelisa—Ash to her friends—wants to do is run away. The palace doesn’t feel like home. Her mother is holding the war-torn kingdom together by a thread. Her brother bullies her. And the masked ball to celebrate her birthday turns into a nightmare when the nobles openly mock her. Then Ash meets Splinter. Fierce, brave, and adventurous, Splinter dreams of becoming a knight like her older brother, though only noble sons get to be squires. Until now.