The Three Investigators Books in Order

novel series by Robert Arthur Jr.

1. 1.The Secret of Terror Castle(1964)novel by Robert Arthur, Jr.
2. 2.The Mystery of the Whispering Mummy(1965)1965 novel by Robert Arthur Jr.
3. 3.The Mystery of the Green Ghost(1965)1965 novel by Robert Arthur Jr.
4. 4.The Mystery of the Vanishing Treasure(1966)1966 novel by Robert Arthur Jr.
5. 5.The Secret of Skeleton Island(1966)literary work
6. 6.The Mystery of the Fiery Eye(1967)Three Investigators novel
7. 7.The Mystery of the Silver Spider(1967)novel by Robert Arthur, Jr.
8. 8.The Mystery of the Moaning Cave(1968)1968 novel by Michael Collins
9. 9.The Mystery of the Talking Skull(1969)Three Investigators novel
10. 10.The Secret of the Crooked Cat(1970)book by Robert Arthur
11. 11.The Mystery of the Coughing Dragon(1970)
12. 12.The Mystery of the Nervous Lion(1971)
13. 13.The Mystery of the Singing Serpent(1972)
14. 14.The Secret of Phantom Lake(1973)Three Investigators novel
15. 15.The Mystery of The Invisible Dog(1975)literary work
16. 16.The Mystery of the Sinister Scarecrow(1979)book by Robert Arthur
17. 17.The Mystery of the Stuttering Parrotnovel by Robert Arthur, Jr.
18. 18.The Mystery of the Screaming Clock
19. 19.The Mystery of the Laughing Shadow
20. 20.The Mystery of the Purple Pirate
21. 21.Crimebusters #1 Hot Wheels
22. 22.Crimebusters #11, Fatal Error
23. 23.Crimebusters #2, Murder to go
24. 24.Crimebusters #3, Rough Stuff)
25. 25.Crimebusters #5, An Ear for Danger
26. 26.Crimebusters #6, Thriller Diller
27. 27.Crimebusters #9, Foul Play
28. 28.The Mystery of the Creep-Show Crooks
29. 29.The Mystery of the Dead Man's Riddle
30. 30.The Mystery of the Missing Mermaid
31. 31.The Mystery of the Rogues' Reunion
32. 32.The Mystery of the Smashing Glass
33. 33.The Mystery of the Trail of Terror
34. 34.The Mystery of the Two-toed Pigeon
35. 35.The Mystery of the Wreckers' Rock
36. 36.The Secret of Shark Reef
37. 37.The Case of the Weeping CoffinThree Investigators novel

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