Showing results by publisher "HarperAudio" in Action & Adventure

Will the twins make it back home to California in one piece, or will they fall off the top of the Golden Gate Bridge? It's all coming to an end with this fifth book in the Genius Files series. You'll have to listen to believe it!

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?

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.

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.

You are presumably looking here for clues to the shocking conclusion of this terminal audiobook, or the ending of the end. The end of the end is the best place to begin the end, because if you listen to the end from the beginning of the beginning of the end to the end of the end of the end, you will arrive at the end of the end of your rope.

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.

Noah, Megan, Richie, and Ella are the Action Scouts; friends whose tree house overlooks the Clarksville City Zoo. When they discover a magical world hidden within the zoo, they are swept away on an adventure in which penguins can fly, a mysterious figure lurks in the shadows, and the scouts are enlisted to help Mr. Darby, who is in charge of the Secret Zoo. But will the scouts be able to fight against the dangerous sasquatches who have escaped the zoo and threaten their town? There’s only one way to find out if the four friends training as Crossers can help save the Secret Zoo.

When 13-year-olds Aaron and Audrey meet at a wilderness camp in the desert, they think their quirks are enough to prevent them from ever having friends. But as they trek through the challenging and unforgiving landscape, they learn that they each have what it takes to make the other whole.

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.

Stella Montgomery is in disgrace. The Aunts have sent her to Wakestone Hall, a grim boarding school where the disobedient are tamed and the wilful are made meek. But when a friend disappears, Stella is determined to find her -- no matter the danger ...

In The Gadwall Incident, listeners get a glimpse into James' life a mere 24 hours before the tipping point - before life as he knows it changes irrevocably and his childhood slips into the shadows. Listeners will come to know the dangers that surround the Moriartys before James and Moria are sent off to the hallowed halls of Baskerville Academy, where they first meet the insufferable, inexhaustible Sherlock Holmes.

It was only a few days ago that Tess Biedermann, Theo Biedermann, and Jaime Cruz, along with a mysterious figure from the past, managed to survive an assault on the location of the latest clue in the Morningstarr cipher - and, in the process, made a shocking discovery about their own connection to this 160-year-old enigma. Now the friends are divided. Tess and Theo have no idea what the photo they found in Greenwood Cemetery means, but Jaime is convinced that they do, and that they've been keeping their own secrets from him.

It is 1884, and Molly and Cassandra Pepper, Emmett Lee, and Emmett’s long-lost father are sailing back to New York following their death-defying adventure in Antarctica. Having discovered a subterranean world at the South Pole while saving the world from certain doom once again, surely their accomplishments will finally earn them the recognition they deserve. Unless, of course...well, you know by now. And so do the Peppers and Lees.

Maddie Robinson has always been overlooked: by her parents (who disappeared), by her friends (who are nonexistent), and even science fair judges (who think she has “so much...potential”). So when a mysterious man called The Recruiter invites her to join a secret society of spies, Maddie is floored. Then she discovers that these super secret super spies are the Illuminati - the world’s most covert organization rumored to control, well, everything. And one more thing: The Illuminati are kids, like Maddie!

Ten-year-old Perry Owens has learned everything he needs to know from comic books. So when Perry receives a troubling message from his favorite uncle, Zeke, he knows exactly what's wrong. Obviously, evil newts wearing trench coats must have kidnapped Zeke. Now they're holding him hostage somewhere on Bunny Island, the remote vacation destination that Zeke calls home. On his own, Perry travels to Bunny Island, where dozens of bunnies are running wild. One in particular doesn't seem quite right.

Don't get yourself noticed and you won't get yourself hanged. In the faery slums of Bath, Bartholomew Kettle and his sister Hettie live by these words. Bartholomew and Hettie are changelings - Peculiars - and neither faeries nor humans want anything to do with them. One day a mysterious lady in a plum-colored dress comes gliding down Old Crow Alley. Bartholomew watches her through his window. Who is she? What does she want? And when Bartholomew witnesses the lady whisking away, in a whirling ring of feathers, the boy who lives across the alley - Bartholomew forgets the rules and gets himself noticed.

Jaclyn Hyde is almost perfect. Whether she’s baking cookies for her classmates, building a replica Mt. Vesuvius for the science fair, or practicing her lines for Fog Island: The Musical, she almost never makes mistakes. But when she discovers the last batch of perfection potion in an abandoned laboratory, Jaclyn decides that being almost perfect isn’t perfect enough anymore.