The Mystery of the Moaning Cave

The Mystery of the Moaning Cave
Author: William Arden
Publisher: Turtleback Books
Total Pages: 0
Release: 2000
Genre:
ISBN: 9780785749035

An eerie moaning sound is coming from a cave where a young bandit disappeared many years ago. Ranchers nearby figure he must still be alive. The Three Investigators set out to explore the moaning cave and soon wish they had come armed with more than a flashlight! Part of a classic series originally published beginning in 1964.

The Mystery of the Fiery Eye

The Mystery of the Fiery Eye
Author: Robert Arthur
Publisher: Turtleback Books
Total Pages: 0
Release: 1984
Genre:
ISBN: 9780606218047

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?

The Mystery of the Green Ghost

The Mystery of the Green Ghost
Author: Robert Arthur
Publisher: Random House Books for Young Readers
Total Pages: 0
Release: 1998
Genre: Children's stories
ISBN: 9780394864044

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!

The Mystery of the Talking Skull

The Mystery of the Talking Skull
Author: Robert Arthur
Publisher: Random House Books for Young Readers
Total Pages: 0
Release: 1992
Genre: Alfred Hitchcock mystery series
ISBN: 9780679832607

An old trunk involves the three investigators with dangerous criminals seeking a cache of stolen money.

The Secret of Skeleton Island

The Secret of Skeleton Island
Author: Robert Arthur
Publisher:
Total Pages: 152
Release: 1998
Genre:
ISBN:

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.