The three junior detectives must solve an old man's riddle to uncover a great fortune for their friend, Gus. But they're racing against a sinister bunch of treasure hunters who are hot on the trail. Who will arrive first at the mysterious Fiery Eye?

Searching for a legendary pirate treasure, the three investigators find a band of modern day pirates.

Benjamin Justice, a disgraced journalist in his mid-forties, is slowly putting his life back together. Under contract to write his tumultuous life story, Justice is trying to put all the elements of his life into perspective for the first time. When trying to locate his childhood priest, however, he runs into a bureaucratic stone wall. Then his best friend's fiance, a Lost Angeles Times columnist, is killed in a tragic and suspicious hit-and-run accident shortly after trying to aid Justice in his search. Reluctant at first, Justice soon finds himself in the midst of a complex case involving a decades-old child murder, a powerful and controversial cardinal, and elements of his own dark past.

A green ghost oozes through the walls of a crumbling old mansion, leading The Three Investigators to an open coffin and a grinning skeleton wearing a string of priceless Chinese Ghost Pearls. When the ghost disappears--along with the pearls--the sleuths are off on their strangest case ever!

In searching for a lost parrot who recites Shakespeare with a stutter, Jupiter Jones' firm of young detectives becomes involved with a missing masterpiece.

As Runebreaker Travis Wilder and three of his Eldh friends become trapped in a lawless 1880s Colorado mining town, Grace Beckett must confront her own destiny to oppose the Pale King and powerful evil army that will determine the fate of Eldh.

The Three Investigators are assisted by a Greek youth as they search for clues to a mysterious thief on an island once inhabited by pirates.