Frank and Joe Hardy, sons of the world famous detective Fenton Hardy, tackle their first case as budding detectives themselves. Although still in High School, the boys experience exciting chases, hold ups, robberies, clues, and false accusations; they winnow through mounds of evidence and conflicting stories, get some assistance from their famous father, and search and climb till they find the answer to the mystery of The Tower Treasure!

Something is not right in Bayport. After a series of unfortunate (yet harmless) pranks, it looks like Frank and Joe have caught their suspect surprisingly early. Their classmate, Seth Diller, has taken his love of filmmaking a bit too far. But shortly after Frank and Joe confront Seth, there are fresh outbreaks of Seth-like pranks. Except these aren't as harmless. After a bit of investigating, the Hardy Boys uncover evidence of the Red Arrow - a group that will stop at nothing to bring chaos and crime to Bayport's peaceful existence.

Three complete stories in one collection! Includes The Mystery of the Singing Ghost, The Mystery in the Snow, and The Pizza Mystery.

Three complete stories in one collection! This volume includes The Mystery Horse, The Mystery at the Dog Show, and The Castle Mystery.

This volume includes: The Animal Shelter Mystery, The Old Motel Mystery, and The Mystery of the Hidden Painting. In The Mystery of the Hidden Painting, the Aldens find a mysterious painting hidden in the attic. The children learn that it is a portrait of their grandmother, whom they never knew, wearing the necklace Grandfather gave her when they were married. The necklace disappeared on their first anniversary - and was never found. Can the Boxcar Children track down a necklace missing for so many years?

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

Three complete stories in one collection! Includes The Chocolate Sundae Mystery, The Mystery of the Hot Air Balloon, and The Mystery Bookstore.

Three complete stories in one collection! Includes The Gymnastics Mystery, The Poison Frog Mystery, and The Mystery of the Empty Safe.

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!

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?

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.

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....

Despite his family’s baffling generations-old ban on music, Miguel dreams of becoming an accomplished musician like his idol, Ernesto de la Cruz. Desperate to prove his talent, Miguel finds himself in the stunning and colorful Land of the Dead following a mysterious chain of events. Along the way, he meets charming trickster Hector.

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.