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The Mystery of the Cranky Collector
Mary V. Carey
Paperback (Random House Books for Young Readers, Sept. 12, 1987)When an ornery book collector disappears, the Three Investigators break into his secret computer files in search of clues and gradually uncover his mysterious past.
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Gremlins Storybook
Mary Carey
Paperback (Hippo Books, March 15, 1984)None
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The Mystery of the Missing Mermaid
Mary V. Carey
Paperback (Random House Books for Young Readers, Aug. 12, 1983)Jupe, Bob and Pete try to discover the connection between the disappearance of a mermaid statue and a missing five-year-old boy
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The Mystery of the Scar-faced Beggar
Mary V. Carey
Paperback (Random House Books for Young Readers, Aug. 12, 1981)A wallet dropped by a scar-faced beggar sets the three investigators on the trail of bank robbers.
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The Mystery of the Blazing Cliffs
Mary V. Carey
Paperback (Random House Books for Young Readers, Aug. 12, 1981)The sighting of a UFO leads the Three Investigators to uncover a bizarre confidence game.
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The Mystery of Death Trap Mine
Mary V. Carey
Paperback (Random House Books for Young Readers, April 12, 1980)The Three Investigators, aided by their friend Allie, try to untangle the unusual circumstances surrounding an abandoned silver mine.
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The Haunted Mirror
Mary V. Carey
Paperback (Armada, )None
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The Mystery of the Magic Circle
Mary V. Carey
Paperback (HarperCollins Publishers, July 16, 1981)None
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The Secret of the Haunted Mirror
Mary V. Carey
Hardcover (Random House Books for Young Readers, Aug. 12, 1974)Three young sleuths discover who is haunting a mysterious old mirror--and why.
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The Gremlins Storybook
Mary Carey
Hardcover (Golden Pr, June 1, 1984)When Billy forgets to follow specific instructions for care of his strange new pet, Gizmo, beastly gremlins pop up to wreak havoc on the town.
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The Mystery of the Creep-Show Crooks - The Three Investigators
Mary V. Carey
Library Binding (Random House Books for Young Readers, Nov. 12, 1985)The Three Investigators tangle with a couple of shady producers of horror films
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Alfred Hitchcock and the Three Investigators in The Mystery of the Invisible Dog
Mary V. Carey
Hardcover (Random House Books for Young Readers, Aug. 12, 1975)The Three Investigators are hounded by supernatural forces as they attempt to recover a stolen sculpture of a legendary wolf-dog.