Murder at the Mall
Franklin W. Dixon
Hardy Boys: Undercover Brothers (17)
Pushed
Hardy Boys: Undercover Brothers (18)
Foul Play
The Hardy Boys Undercover Brothers (19)
Feeding Frenzy
Hardy Boys: Undercover Brothers (20)
House Arrest
Hardy Boys: Undercover Brothers (23)
Comic Con Artist
Hardy Boys: Undercover Brothers (21)
Murder House: Book Three in the Murder House Trilogy
Hardy Boys: Undercover Brothers (24)
Deprivation House: Book One in the Murder House Trilogy
Hardy Boys: Undercover Brothers (22)
Double Trouble: Book One in the Double Danger Trilogy
Hardy Boys: Undercover Brothers (25)
Double Down: Book Two in the Double Danger Trilogy
Hardy Boys: Undercover Brothers (26)
Killer Mission
Hardy Boys: Killer Mystery (1)
Double Deception: Book Three in the Double Danger Trilogy
Hardy Boys: Undercover Brothers (27)
Galaxy X
Hardy Boys: Undercover Brothers (28)
X-Plosion: Book Two in the Galaxy X Trilogy
Hardy Boys: Undercover Brothers (29)
The X-Factor: Book Three in the Galaxy X Trilogy
Hardy Boys: Undercover Brothers (30)
Private Killer: Book Two in the Killer Mystery Trilogy
Hardy Boys: Killer Mystery (2)
The Missing Mitt
The Hardy Boys: Secret Files (2)
The Children of the Lost
The Lost Mystery Trilogy (1)
Killer Connections
Hardy Boys: Killer Mystery (3)
Trouble at the Arcade
The Hardy Boys: Secret Files (1)
Running on Fumes
Hardy Boys: Undercover Brothers (2)
Mystery Map
The Hardy Boys: Secret Files (3)
Hopping Mad
The Hardy Boys: Secret Files (4)
Lost Brother
The Lost Mystery Trilogy (2)
Forever Lost
The Lost Mystery Trilogy (3)
A Monster of a Mystery
Franklin W. Dixon & Scott Burroughs
The Hardy Boys: Secret Files (5)
Movie Menace: Book One in the Deathstalker Trilogy
Hardy Boys: Undercover Brothers (37)
The Bicycle Thief
The Hardy Boys: Secret Files (6)
The Disappearing Dog
The Hardy Boys: Secret Files (7)
Sports Sabotage
The Hardy Boys: Secret Files (8)
The Great Coaster Caper
The Hardy Boys: Secret Files (9)
A Rockin' Mystery
The Hardy Boys: Secret Files (10)
Robot Rumble
The Hardy Boys: Secret Files (11)
Lights, Camera . . . Zombies!
The Hardy Boys: Secret Files (12)
Secret of the Red Arrow
Hardy Boys Adventures (1)
Mystery of the Phantom Heist
Hardy Boys Adventures (2)
The Vanishing Game
Hardy Boys Adventures (3)
Into Thin Air
Hardy Boys Adventures (4)
Balloon Blow-Up
The Hardy Boys: Secret Files (13)
Peril at Granite Peak
Hardy Boys Adventures (5)
Fossil Frenzy
The Hardy Boys: Secret Files (14)
The Battle of Bayport
Hardy Boys Adventures (6)
Ship of Secrets
The Hardy Boys: Secret Files (15)
Shadows at Predator Reef
Hardy Boys Adventures (7)
Camping Chaos
The Hardy Boys: Secret Files (16)
Deception on the Set
Hardy Boys Adventures (8)
The Great Escape
The Hardy Boys: Secret Files (17)
Curse of the Ancient Emerald
Hardy Boys Adventures (9)
Medieval Upheaval
The Hardy Boys: Secret Files (18)
Tunnel of Secrets
Hardy Boys Adventures (10)
Showdown at Widow Creek
Hardy Boys Adventures (11)
The Madman of Black Bear Mountain
Hardy Boys Adventures (12)
Bound for Danger
Hardy Boys Adventures (13)
Attack of the Bayport Beast
Hardy Boys Adventures (14)
A Con Artist in Paris
Franklin W. Dixon & Kevin Keele
Hardy Boys Adventures (15)
Stolen Identity
Hardy Boys Adventures (16)
The Gray Hunter's Revenge
Hardy Boys Adventures (17)
The Disappearance
Hardy Boys Adventures (18)
Dungeons & Detectives
The Hardy Boys Adventures (19)
Return to Black Bear Mountain
The Hardy Boys Adventures (20)