Book 1
The Secret of Terror Castle
by Robert Arthur
4.05 · 6419 Ratings · 489 Reviews · published 1964 · 93 editions
Finding a genuine haunted house for a movie set so…
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Book 2
The Mystery of the Stuttering Parrot
by Robert Arthur
4.01 · 5419 Ratings · 281 Reviews · published 1964 · 76 editions
Hot on the trail of seven talking parrots that hav…
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Book 3
The Mystery of the Whispering Mummy
by Robert Arthur
3.85 · 4148 Ratings · 177 Reviews · published 1965 · 63 editions
When Ra-Orkon, a 3,000-year-old mummy, begins to w…
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Book 4
The Mystery of the Green Ghost
by Robert Arthur
3.83 · 3860 Ratings · 186 Reviews · published 1965 · 66 editions
A green ghost oozes through the walls of a crumbli…
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Book 5
The Mystery of the Vanishing Treasure
by Robert Arthur
3.87 · 2730 Ratings · 95 Reviews · published 1966 · 48 editions
Missing: One fabulous, jewel-encrusted belt, once …
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Book 6
The Secret of Skeleton Island
by Robert Arthur
3.88 · 3257 Ratings · 106 Reviews · published 1966 · 59 editions
Skeleton Island is the next stop for The Three Inv…
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Book 7
The Mystery of the Fiery Eye
by Robert Arthur
3.89 · 2582 Ratings · 102 Reviews · published 1967 · 51 editions
The Three Investigators must solve an old man's ri…
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Book 8
The Mystery of the Silver Spider
by Robert Arthur
3.85 · 2708 Ratings · 109 Reviews · published 1967 · 49 editions
The prince of Varania must find the royal badge of…
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Book 9
The Mystery of the Screaming Clock
by Robert Arthur
3.95 · 3347 Ratings · 142 Reviews · published 1968 · 67 editions
The alarm clock went off with the bloodcurdling sc…
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Book 10
The Mystery of the Moaning Cave
by William Arden
3.85 · 2825 Ratings · 102 Reviews · published 1968 · 60 editions
While vacationing on a California ranch, three boy…
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Book 11
The Mystery of the Talking Skull
by Robert Arthur
3.85 · 3125 Ratings · 110 Reviews · published 1969 · 53 editions
Keď Jupiter kúpi na dražbe lodný kufor kúzelníka V…
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Book 12
The Mystery of the Laughing Shadow
by William Arden
3.77 · 2085 Ratings · 74 Reviews · published 1969 · 47 editions
Three boys try to solve another mystery involving …
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Book 13
The Secret of the Crooked Cat
by William Arden
3.76 · 1997 Ratings · 83 Reviews · published 1970 · 38 editions
Using a clue provided by an unusual stuffed cat, t…
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Book 14
The Mystery of the Coughing Dragon
by Nick West
3.74 · 1973 Ratings · 64 Reviews · published 1970 · 61 editions
Henry Allen's dog is missing - and he thinks it's …
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Book 15
The Mystery of the Flaming Footprints
by M.V. Carey
3.83 · 2395 Ratings · 67 Reviews · published 1971 · 41 editions
When an eccentric local artist disappears suddenly…
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Book 16
The Mystery of the Nervous Lion
by Nick West
3.64 · 1384 Ratings · 38 Reviews · published 1971 · 32 editions
Hired to discover why a wild-animal farm's tame li…
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Book 17
The Mystery of the Singing Serpent
by M.V. Carey
3.78 · 1495 Ratings · 62 Reviews · published 1972 · 43 editions
The Three Investigators become involved in witchcr…
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Book 18
The Mystery of the Shrinking House
by William Arden
3.85 · 1923 Ratings · 55 Reviews · published 1972 · 34 editions
Why did Cameron paint twenty pictures of the shrin…
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Book 19
The Secret of Phantom Lake
by William Arden
3.76 · 1650 Ratings · 65 Reviews · published 1973 · 51 editions
While picking up a load of junk, the boys acquire …
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Book 20
The Mystery of Monster Mountain
by M.V. Carey
3.73 · 1249 Ratings · 53 Reviews · published 1973 · 41 editions
The three young sleuths solve a case of double ide…
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Book 21
The Secret of the Haunted Mirror
by M.V. Carey
3.85 · 1937 Ratings · 66 Reviews · published 1974 · 39 editions
Three young sleuths discover who is haunting a mys…
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Book 22
The Mystery of the Dead Man's Riddle
by William Arden
3.94 · 1750 Ratings · 62 Reviews · published 1974 · 32 editions
Three young detectives go on a high-stakes treasur…
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Book 23
The Mystery of the Invisible Dog
by M.V. Carey
3.88 · 1957 Ratings · 73 Reviews · published 1975 · 38 editions
The Three investigators are hounded by supernatura…
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Book 24
The Mystery of Death Trap Mine
by M.V. Carey
3.74 · 1068 Ratings · 34 Reviews · published 1976 · 28 editions
The Three Investigators, aided by their friend All…
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Book 25
The Mystery of the Dancing Devil
by William Arden
3.72 · 1279 Ratings · 43 Reviews · published 1976 · 42 editions
Three young detectives search for a stolen statue …
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Book 26
The Mystery of the Headless Horse
by William Arden
3.80 · 1622 Ratings · 47 Reviews · published 1977 · 39 editions
When three junior detectives search for a valuable…
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Book 27
The Mystery of the Magic Circle
by M.V. Carey
3.69 · 1026 Ratings · 49 Reviews · published 1978 · 35 editions
Is former movie star Madeline Bainbridge an innoce…
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Book 28
The Mystery of the Deadly Double
by William Arden
3.81 · 1109 Ratings · 28 Reviews · published 1978 · 26 editions
A terrifying ambush...
Before the boys could move,…
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Book 29
The Mystery of the Sinister Scarecrow
by M.V. Carey
3.77 · 1162 Ratings · 51 Reviews · published 1979 · 20 editions
The theft of some mutant army ants by a scarecrow …
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Book 30
The Secret of Shark Reef
by William Arden
3.69 · 1069 Ratings · 35 Reviews · published 1979 · 37 editions
Three young sleuths uncover a mystery buried since…
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Book 31
The Mystery of the Scar-Faced Beggar
by M.V. Carey
3.66 · 744 Ratings · 31 Reviews · published 1981 · 26 editions
Wanted: one scar-faced beggar who dropped his wall…
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Book 32
The Mystery of the Blazing Cliffs
by M.V. Carey
3.69 · 802 Ratings · 36 Reviews · published 1981 · 28 editions
The crime-fighting trio of Jupe, Pete, and Bob set…
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Book 33
The Mystery of the Purple Pirate
by William Arden
3.61 · 893 Ratings · 36 Reviews · published 1982 · 26 editions
Searching for a legendary pirate treasure, the Thr…
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Book 34
The Mystery of the Wandering Caveman
by M.V. Carey
3.55 · 644 Ratings · 27 Reviews · published 1982 · 25 editions
The disappearance of some recently discovered foss…
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Book 35
The Mystery of the Kidnapped Whale
by Marc Brandel
3.80 · 868 Ratings · 23 Reviews · published 1983 · 19 editions
Jupiter, Bob, and Pete dig and flood a small trenc…
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Book 36
The Mystery of the Missing Mermaid
by M.V. Carey
3.65 · 707 Ratings · 20 Reviews · published 1983 · 21 editions
Something is fishy in Mermaid Court! First a little…
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Book 37
The Mystery of the Two-Toed Pigeon
by Marc Brandel
3.64 · 667 Ratings · 22 Reviews · published 1983 · 18 editions
A pigeon with a missing toe leads three young sleu…
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Book 38
The Mystery of the Smashing Glass
by William Arden
3.66 · 710 Ratings · 22 Reviews · published 1984 · 16 editions
The young sleuths track down a vandal who has been…
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Book 39
The Mystery of the Trail of Terror
by M.V. Carey
3.57 · 627 Ratings · 23 Reviews · published 1984 · 20 editions
A cross-country car trip with Pete's grandfather, …
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Book 40
The Mystery of the Rogues' Reunion
by Marc Brandel
3.78 · 729 Ratings · 26 Reviews · published 1985 · 1 edition
Someone tries to kill Detective Jupiter Jones when…
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Book 41
The Mystery of the Creep-Show Crooks
by M.V. Carey
3.66 · 515 Ratings · 15 Reviews · published 1985 · 15 editions
The Three Investigators tangle with a couple of sh…
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Book 42
The Mystery of Wreckers' Rock
by William Arden
3.64 · 552 Ratings · 15 Reviews · published 1986 · 20 editions
While attending a week-long family reunion on a Ca…
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Book 43
The Mystery of the Cranky Collector
by M.V. Carey
3.57 · 517 Ratings · 24 Reviews · published 1987 · 21 editions
When an ornery book collector disappears, the Thre…
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