The Soul Stealer
Alex Archer
Rogue Angel (12)
The Brown Box Mystery
Paul Hutchens
Sugar Creek Gang (36)
A Wilderness Within
Emma Castle
Unlikely Heroes (2)
The Year We Turned Forty
Liz Fenton
Divided Sky
Jeff Carson
David Wolf (13)
Her Last Cowboy Christmas
Liz Isaacson & Elana Johnson
Last Chance Ranch (6)
The Mystery Thief
Sugar Creek Gang (10)
Mystery Ranch
Gertrude Chandler Warner
The Boxcar Children (4)
Christopher E. Long & Stephanie F. Hedlund
The Boxcar Children Graphic Novels [2009 Albert Whitman] (4)
The Mystery on the Train
The Boxcar Children (51)
Mystery on the Menu
Carolyn Keene
Nancy Drew Mystery Stories (117)
The Mystery on the Ice
The Boxcar Children Special (1)
The Mystery on Stage
The Boxcar Children (43)
Mystery on Maui
Nancy Drew Mystery Stories (143)
Mystery on Makatunk Island
Franklin W. Dixon
The Hardy Boys (125)
The Mystery on Blizzard Mountain
The Boxcar Children (86)
The Mystery of Wreckers' Rock
William Arden & Robert Arthur
Alfred Hitchcock and The Three Investigators (42)
The Mystery of the Zoo Camp
Elspeth Campbell Murphy
Three Cousins Detective Club (14)
The Mystery of the Wrong Dog
Three Cousins Detective Club (3)
Mystery of the Winged Lion
Nancy Drew Mystery Stories (65)
The Mystery of the Wild West Bandit
The Boxcar Children (135)
The Mystery of the Wild Ponies
Gertrude Chandler Warner & Hodges Soileau
The Boxcar Children (77)
The Mystery of the White Elephant
Three Cousins Detective Club (1)
Mystery of the Whale Tattoo
The Hardy Boys (47)
The Mystery of the Wedding Cake
Elspeth Campbell Murphy & Joe Nordstrom
Three Cousins Detective Club (19)
Mystery of the Vanishing Present
Elspeth Campbell Murphy & Elspeth Campbell Murpht
Ten Commandments Mysteries (5)
The Mystery of the Two-Toed Pigeon
Marc Brandel & Robert Arthur
Alfred Hitchcock and The Three Investigators (37)
The Mystery of the Traveling Tomatoes
The Boxcar Children (117)
The Mystery of the Traveling Button
Three Cousins Detective Club (16)
The Mystery of the Trail of Terror
Mary V. Carey & Robert Arthur
Alfred Hitchcock and The Three Investigators (39)
Mystery of the Tolling Bell
Nancy Drew Mystery Stories (23)
The Mystery of the Tiger's Eye
The Boxcar Children Special (17)
The Mystery of the Tattletale Parrot
Ten Commandments Mysteries (7)
The Mystery of the Talking Skull
Robert Arthur
Classic Three Investigators (10)
The Mystery of the Stolen Sword
The Boxcar Children (67)
The Mystery of the Stolen Snowboard
The Boxcar Children (134)
The Mystery of the Stolen Music
The Boxcar Children (45)
The Mystery of the Stolen Dinosaur Bones
The Boxcar Children (139)
The Mystery of the Stolen Boxcar
The Boxcar Children (49)
The Mystery of the Star Ruby
The Boxcar Children (89)
The Mystery of the Spiral Bridge
The Hardy Boys (45)
The Mystery of the Spider's Clue
The Boxcar Children (87)
The Mystery of the Sock Monkeys
Three Cousins Detective Club (21)
The Mystery of the Soccer Snitch
The Boxcar Children (136)
The Mystery of the Smashing Glass
William Arden
Alfred Hitchcock and The Three Investigators (38)
The Mystery of the Sinister Scarecrow
M. V. Carey
Alfred Hitchcock and The Three Investigators (29)
The Mystery of the Singing Serpent
M. V. Carey & Robert Arthur
Alfred Hitchcock and The Three Investigators (17)
The Mystery of the Singing Ghost
The Boxcar Children (31)
The Mystery of the Silver Star
The Hardy Boys (86)
The Mystery of the Silver Dolphin
Ten Commandments Mysteries (6)
The Mystery of the Silent Nightingale
Three Cousins Detective Club (2)
The Mystery of the Shrinking House
William Arden & Alfred Hitchcock
Alfred Hitchcock and The Three Investigators (18)
The Mystery of the Secret Snowman
Beatitudes Mysteries (4)
The Mystery of the Secret Message
The Boxcar Children (55)
The Mystery of the Second Map
Ten Commandments Mysteries (8)
The Mystery of the Screech Owl
The Boxcar Children Special (16)
The Mystery of the Scar-Faced Beggar
Alfred Hitchcock and The Three Investigators (31)
The Mystery of the Sand Castle
Three Cousins Detective Club (20)
Mystery of the Samurai Sword
The Hardy Boys (60)
The Mystery of the Runaway Ghost
The Boxcar Children (98)
The Mystery of the Rogues' Reunion
Alfred Hitchcock and The Three Investigators (40)
The Mystery of the Queen's Jewels
The Boxcar Children Special (11)
The Mystery of the Purple Pool
The Boxcar Children (38)
The Mystery of the Purple Pirate
Alfred Hitchcock and The Three Investigators (33)
The Mystery of the Pirate's Map
The Boxcar Children (70)
Mystery of the Phantom Heist
Hardy Boys Adventures (2)