When Princess Ozma and all the magic of the Land of Oz are mysteriously stolen away, Dorothy and the other residents of Oz are determined to find their missing ruler and the thief responsible for her disappearance.

A stray dog has appeared on the ranch, and he's missing more than a couple of his marbles. While crazy Jake has Hank running around defending the ranch from marauding pirates form Madagascar, a thief makes off with all of Loper's best saddles! It's up to Hank to find the saddles and save his hide.

While trying to locate a missing dancer who is about to gain a large inheritance, Nancy Drew finds a clue leading to the solution of yet another mystery.

Sixth-grader Ben Pratt's life is full of changes that he does not like--his parents' separation and the plan to demolish his seaside school to build an amusement park--but when the school janitor gives him a tarnished coin with some old engravings and then dies, Ben is drawn into an effort to keep the school from being destroyed.

Former award winning news reporter Jim Qwilleran is assigned to the art world as his new news beat. When a murderer sicks a knife in the neck of a local gallery owner and goes berserk among the works on show, Qwilleran gets help from his Siamese cat solving the mystery.

Pursued by her much older brother, famed detective Sherlock Holmes, fourteen-year-old Enola, disguised and using false names, attempts to solve the kidnapping of a baronet's sixteen-year-old daughter in nineteenth-century London.

Amy and Dan Cahill are no strangers to impossible tasks. After seven of their relatives were kidnapped, the siblings scoured Europe for the priceless artifacts Vesper One demanded in exchange for the hostages. But then the Cahill kids are given an assignment that pushes them to their breaking point-a journey to a legendary city. Amy and Dan know they can't afford to fail, yet they're running out of options. . . and running out of time.

After capsizing her rowboat on Twin Lakes, Nancy Drew sets out to help the girl who saved her life investigate the mysterious events surrounding a deserted bungalow.

When the fairy-tale detectives rush to New York City hoping to find an Everafter who can cure Puck, they trigger a chain of events that includes a murder mystery, and learn many new things about their mother who, along with their father, is still in an enchanted sleep.

"With a knack for trivia, Encyclopedia solves mysteries for the neighborhood kids through his detective agency. But his dad is also the chief of police, and every night, Encyclopedia helps him solve his most baffling crimes. Join Encyclopedia Brown as he solves ten confounding mysteries, including the theft of a diamond necklace, a bank robbery that happened in broad daylight, the case of the missing roller skates, and more. And with the clues given...