This is the original 1927 story of The Tower Treasure: The Hardy Boys Book 1. Frank and Joe Hardy, brothers who are high school students, use their investigation skills to solve the mystery of the stolen treasure from the eccentric Applegates. After finally finding out who did it, the dying criminal confesses that the loot had been hidden “in the old tower.” The tower is searched in vain, but it remained for the Hardy boys to make an astonishing discovery that cleared up the mystery.

This bundle includes Secret of the Red Arrow and Mystery of the Phantom Heist.

This bundle includes The Vanishing Game and Into Thin Air.

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.

This bundle includes The Curse of the Ancient Emerald and Tunnel of Secrets.

This bundle includes Sabotage at Willow Woods and Secret at Mystic Lake.

Dear Diary...Bess, George, and I are actually in Alaska! Everywhere you look, there are massive mountains and sparkling, deep-blue waters. We're on the maiden voyage of the Arctic Star luxury cruise ship, and my old friend, Becca Wright, the assistant cruise director, needs our help. She received threatening emails before even setting sail; then a bloody body turned up in the swimming pool.

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.

It's a tough job, but somebody's got to do it. Guts, glory, danger, and sacrifice are all in a day's work for Hank the Cowdog, Head of Ranch Security. While investigating a murder on the ranch, Hank finds himself the number-one suspect.

This bundle includes Shadows at Predator Reef and Deception on the Set.

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.

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.

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.

Belle lives in a beautiful castle with a Beast and Enchanted Objects that have come to life. But that isn’t the strangest thing about the castle. Rose petals and leaves have begun to mysteriously appear in random places, leading Belle and her companions Cogsworth the clock and Lumiere the candelabra on a hunt for an intruder.