Publication Order of Alfred Hitchcock and The Three Investigators Books

The Mystery of the Stuttering Parrot

The Secret of Terror Castle

The Mystery of the Whispering Mummy

The Mystery of the Green Ghost

The Mystery of the Vanishing Treasure

The Secret of Skeleton Island

The Mystery of the Silver Spider

The Mystery of the Fiery Eye

The Mystery of the Screaming Clock

The Mystery of the Moaning Cave

The Mystery of the Talking Skull

The Mystery of the Laughing Shadow

The Secret of the Crooked Cat

The Mystery of the Flaming Footprints

The Mystery of the Shrinking House

The Mystery of Monster Mountain

The Secret of Phantom Lake

The Mystery of the Dead Man's Riddle

The Secret of the Haunted Mirror

The Mystery of the Invisible Dog

The Mystery of Death Trap Mine

The Mystery of the Dancing Devil

The Mystery of the Headless Horse

The Mystery of the Deadly Double

The Mystery of the Magic Circle

The Secret of Shark Reef

The Mystery of the Sinister Scarecrow

The Mystery of the Scar-Faced Beggar

Mystery of the Blazing Cliffs

The Mystery of the Purple Pirate

The Mystery of the Wandering Caveman

The Mystery of the Kidnapped Whale

The Mystery of the Missing Mermaid

The Mystery of the Two-Toed Pigeon

The Mystery Of The Smashing Glass

The Mystery of the Trail of Terror

The Mystery of the Rogues' Reunion

The Mystery of the Creep-Show Crooks

The Mystery of Wreckers' Rock

The Mystery of the Cranky Collector

Hot Wheels