When fifteen-year-old Ty, who has always lived on the ocean floor, joins Topside girl Gemma in the frontier's underworld to seek and stop outlaws who threaten his home, they learn that the government may pose an even greater threat.

Frank and Joe solve a dangerous mystery involving a payroll robbery, a mine cave-in, a piano-playing ghost and a booby-trapped helicopter.

When Frank and Joe investigate threatening notes and a secret room in an old mansion, robbery and mistaken identity complicate matters.

When Dink, Josh, and Ruth Rose visit a dude ranch in Montana, they find themselves with another mystery to solve, this one involving the theft of money from the ranch's safe and of a large gold nugget that Josh had found.

Goldie, an impulsive and bold twelve-year-old, escapes the oppressive city of Jewel, where children are required to wear guardchains for their protection, and finds refuge in the extraordinary Museum of Dunt, an ever-shifting world where she discovers a useful talent for thievery and mysterious secrets that threaten her city and everyone she loves.

Seventeen-year-old Ross Quest, a master thief, enters the Thieves' Gambit, a competition consisting of dangerous, international heists, in order to save her mother's life.

While traveling by train to their vacation resort, flamingo detective Fabio and his giraffe associate, Gilbert, investigate the theft of a very expensive necklace from a fellow passenger.

When Alfie McQuinn, the notorious jewel thief, is killed on a job, his last words to his son, March, are to "find jewels" and this instruction leads the boy to Jules, the twin sister he never knew he had--and the perfect partner to carry on the family business.

"Mr. Paskey, owner of the Book Nook, plays an April Fools' Day prank on Dink, Josh, and Ruth Rose. They hatch a plan to get back at him, but then the bookstore is robbed--no joke! Can the kids track down the crook? Or will this April Fools' be an April fail?"--

When young Tenar is chosen as high priestess to the ancient and nameless Powers of the Earth, everything is taken away from her-home, family, possessions, even her name. She is now known only as Arha, the Eaten One, guardian of the labyrinthine Tombs of Atuan, shrouded in darkness. When a young wizard, Ged Sparrowhawk, comes to steal the Tombs' greatest hidden treasure, the Ring of Erreth-Akbe, Tenar's rightful duty is to protect the Tombs. But Ged...