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.

Join The Campground Kids on their most festive adventure yet—Christmas Chaos! In this special edition of the beloved series, the adventurous gang takes a break from exploring national parks to immerse themselves in the magic of Washington D.C. It's the most wonderful time of the year, and Isaiah, Sadie, and Ethan are ready for a holiday filled with laughter, friendship, and a touch of Christmas chaos!

In the first book in this series, eight-year-old Drake is snatched up by King Roland's soldier and taken to the castle. He is to be trained as a Dragon Master. At the castle, he is joined by three other young Dragon Masters-in-training: Ana, Rori, and Bo. The Dragon Masters must learn how to connect with and train their dragons - and they must also uncover their dragons' special powers.

Ten-year-old George Calder can't believe his luck - he and his little sister, Phoebe, are on the famous Titanic, crossing the ocean with their aunt Daisy. The ship is full of exciting places to explore, but when George ventures into the first-class storage cabin, a terrible boom shakes the entire boat. Suddenly water is everywhere, and George's life changes forever.

Three complete stories in one collection! Includes The Mystery of the Stolen Boxcar, The Mystery in the Cave, and The Mystery on the Train.

In Dinosaurs Before Dark, adventure is waiting to happen! Jack and his younger sister, Annie, stumble upon a tree house filled with books. Where did the tree house come from? How long has it been there? When Jack reads a book about the Cretaceous period, 65 million years ago, and wishes he could really see the pteranodon, it suddenly appears at his window. Magically. Before Jack and Annie can figure out the mystery, the tree house whisks them back to the prehistoric past.

Siblings Alex and Zoe Sherlock take their last name as inspiration when choosing a summer job. After all, starting a detective agency has to be better than babysitting (boring), lawn mowing (sweaty), or cleaning out the attic (boring and sweaty). Their friends Lina, an avid bookworm, and Yadi, an aspiring cinematographer, join the enterprise, and Alex and Zoe’s retired reporter grandfather offers up his sweet aquamarine Cadillac convertible and storage unit full of cold cases. The group’s first target is the long-lost treasure supposedly hidden near their hometown Miami.

An incredible story that will always stay with the listener, The Incredible Journey is a moving tale of unshakable faith, loyalty and a companionship so strong that it defies the odds of nature. Instinct told them that the way home lay to the west. And so the doughty young Labrador retriever, the roguish bull terrier and the indomitable Siamese set out through the Canadian wilderness.

A Civil War sword, a watermelon stabbing, missing roller skates, a trapeze artist's inheritance and an eyewitness who's legally blind! Encyclopedia Brown must solve cases by using his famous computer-like brain. Try to crack the cases along with him!

Mrs. Piggle-Wiggle lives in an upside-down house and smells like cookies. She was even married to a pirate once. Most of all, she knows everything about children. She can cure them of any ailment. Patsy hates baths. Hubert never puts anything away. Allen eats v-e-r-y slowly. Mrs. Piggle-Wiggle has a treatment for all of them.

Three complete stories in one collection! Includes The Mystery of the Stolen Sword, The Basketball Mystery, and The Movie Star Mystery.

Three stories in one collection! This volume includes The Amusement Park Mystery, The Mystery of the Mixed-Up Zoo, and The Camp-Out Mystery. In The Mystery of the Mixed-Up Zoo, the zoo is wonderful - it has seals and giraffes and elephants and tigers, and Benny’s favorite, a little monkey named Amos. It also has a mystery. Someone is mixing up signs, switching off electricity, and endangering the animals’ lives. If the Boxcar Children want to save the animals, they’ll have to solve the mystery - and fast!

Three complete stories in one collection! Includes The Mystery Girl, The Mystery Cruise, and The Disappearing Friend Mystery. In The Mystery Girl, Henry, Jessie, Violet, and Benny are working in a general store to help out a friend of Aunt Jane’s. It seems to the children that the young girl who works in the store is behaving very strangely. She seems nervous and won’t answer any questions about her past. Then a strange man comes to the store asking about her. What secret is the mystery girl hiding?

Swift, a young wolf cub, lives with his pack in the mountains learning to hunt, competing with his brothers and sisters for hierarchy, and watching over a new litter of cubs. Then a rival pack attacks, and Swift and his family scatter. Alone and scared, Swift must flee and find a new home. His journey takes him a remarkable 1,000 miles across the Pacific Northwest. The trip is full of peril, and Swift encounters forest fires, hunters, highways, and hunger before he finds his new home.

This is the first volume in a bold new series that tells the stories of all peoples, connecting historical events from Europe to the Middle East to the far coast of China, while still giving weight to the characteristics of each country. Susan Wise Bauer provides both sweeping scope and vivid attention to the individual lives that give flesh to abstract assertions about human history. This narrative history employs the methods of "history from beneath" - literature, epic traditions, private letters, and accounts - to connect kings and leaders with the lives of those they ruled.

Jack loves his childhood toy Dur Pig. DP has always been there for him, through good and bad. Until one Christmas Eve something terrible happens - DP is lost. But Christmas Eve is a night for miracles and lost causes, a night when all things can come to life...even toys. And Jack’s newest toy - the Christmas Pig (DP’s annoying replacement) - has a daring plan: Together they’ll embark on a magical journey to seek something lost and to save the best friend Jack has ever known....

The kingdom of Cornucopia was once the happiest in the world. It had plenty of gold, a king with the finest moustache you could possibly imagine, and butchers, bakers, and cheesemongers whose exquisite foods made a person dance with delight when they ate them. Everything was perfect - except for the misty Marshlands to the north, which, according to legend, were home to the monstrous Ickabog. Anyone sensible knew that the Ickabog was just a myth to scare children into behaving. But the funny thing about myths is that sometimes they take on a life of their own.

Mary Lennox starts her life as an unhappy victim of circumstance. After the loss of her parents, she moves to rural Yorkshire to live with a distant uncle where she resents the wildness of the countryside. At first, she struggles to find a place in this new existence. Although unsure about her surroundings and its occupants, through the gentle guidance of the maid she gradually becomes interested in the story of Mrs Craven, who apparently used to spend her time in a garden at the house, the key to which has vanished.

Olaf, Arendelle’s adorable snowman, loves to read. One day, an unexpected message leads Olaf and his friends Anna, Kristoff, and Sven on a quest for a place known as Haus Biblio, described as a “sea of stories”. This Audible Original spans the group’s journey to Haus Biblio as they cross over mountains, search for monsters under bridges, and have conversations with friendly sheep. During his travels, Olaf makes new friends and hears lots of exciting stories along the way.

This audio story tells the tale of an extraordinary family, the Madrigals, who live hidden in the mountains of Colombia, in a magical house, in a vibrant town, in a wondrous, charmed place called an Encanto. The magic of the Encanto has blessed every child in the family with a unique gift from super strength to the power to heal--every child except one, Mirabel. But when she discovers that the magic surrounding the Encanto is in danger, Mirabel decides that she, the only ordinary Madrigal, might just be her exceptional family's last hope.

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.

This volume includes: Benny Uncovers a Mystery, The Haunted Cabin Mystery, and The Deserted Library Mystery. In The Haunted Cabin Mystery, the Aldens are going with grandfather to visit his friend, old Cap Lambert, a retired riverboat pilot who lives in a cabin in the woods. To get there, the Boxcar Children take a wonderful trip down the Mississippi in a paddlewheel boat. But when they arrive at Cap Lambert’s cabin, they find some mysterious things are going on. Spooky phone calls, eerie flickering lights, strange dark figures. Is the cabin haunted?

Monty is an inventor and aspiring astronaut, but at twelve years old, he hasn’t even left his hometown. This all changes when Monty, his sister Ivory, and their robot sidekick, Echo, stumble upon an abandoned spaceship deep in the woods after school one day… Soon, they find themselves in a countdown to liftoff…and they can’t stop it! Join Monty and his crew as they blast off into space, explore Mars, and discover a hidden secret in The Iron Heart of Mars.

When Stella and her younger brother, Tom, move to their new London home, they become mystified by the disappearances of Harry, their elderly neighbor's small dog. Where does he go? And why does he keep reappearing wet-through? Their quest to solve the riddle over the summer holidays leads to a boat buried under a grassy mound, and a tunnel that takes them to a secret lake.

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?

Secret of the Staircase: Something's lurking beneath the famous staircase at The Jefferson, Richmond's historic downtown hotel. Back in 1895, when the hotel opened, real alligators roamed free in the courtyard fountains. That was ages ago...or was it? When young brothers Sam and Derek arrive at The Jefferson for an elegant wedding weekend with their parents, they love exploring the old hotel. But when the wedding rings go missing and Sam is blamed, the boys and their friends must hunt down the truth no matter where it leads.

Boone Mason couldn't believe his eyes! He really does exist, he thought, as his left hand trembled on the bow. Thirty yards away was the biggest buck he'd ever seen. It was a moment he'd been waiting for all his young life. Somehow his quivering right hand found the bowstring. His heart hammered as he struggled to calm his frantic breathing. Slowly the enormous buck turned...and looked directly at the young hunter's tree stand.

The Woodshed Mystery: The Alden children are staying at the New England farmhouse where their grandfather grew up. There are many stories and legends about the old farm, and there’s a woodshed near the house that holds a surprising secret... a secret that dates all the way back to the Revolutionary War! The Lighthouse Mystery: When the Aldens take a summer trip to the New England coast, they have a fun place to stay: a lighthouse!

In Dinosaurs Before Dark, adventure is waiting to happen! Jack and his younger sister, Annie, stumble upon a tree house filled with books. Where did the tree house come from? How long has it been there? When Jack reads a book about the Cretaceous period, 65 million years ago, and wishes he could really see the pteranodon, it suddenly appears at his window. Magically. Before Jack and Annie can figure out the mystery, the tree house whisks them back to the prehistoric past.

Three complete stories in one collection! Includes The Mystery Girl, The Mystery Cruise, and The Disappearing Friend Mystery. In The Mystery Girl, Henry, Jessie, Violet, and Benny are working in a general store to help out a friend of Aunt Jane’s. It seems to the children that the young girl who works in the store is behaving very strangely. She seems nervous and won’t answer any questions about her past. Then a strange man comes to the store asking about her. What secret is the mystery girl hiding?

Ten-year-old George Calder can't believe his luck - he and his little sister, Phoebe, are on the famous Titanic, crossing the ocean with their aunt Daisy. The ship is full of exciting places to explore, but when George ventures into the first-class storage cabin, a terrible boom shakes the entire boat. Suddenly water is everywhere, and George's life changes forever.

Mystery Ranch: The Aldens visit their mysterious Aunt Jane at her run-down ranch and make a surprising discovery! Mike's Mystery: A nearby house burns down while the Boxcar Children are staying with their Aunt Jane - and their friend Mike is blamed for starting the fire! Blue Bay Mystery: The Aldens are excited to visit a deserted South Seas island. But soon they discover clues that they are not alone. Is someone on the island watching them?

This summer the Penderwick sisters have a wonderful surprise: a holiday on the grounds of a beautiful estate called Arundel. Soon they are busy discovering the summertime magic of Arundel's sprawling gardens, treasure-filled attic, tame rabbits, and the cook who makes the best gingerbread in Massachusetts. But the best discovery of all is Jeffrey Tifton, son of Arundel's owner, who quickly proves to be the perfect companion for their adventures.

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.

The mice of Brambly Hedge have many adventures but they always have time for fun too. All through the year, they mark the seasons with feasts and festivities and, of course, the mice never miss an opportunity to meet and celebrate. This collection contains four classic stories following their adventures throughout the year.