books by subject
Mystery & Detective Stories for Young Adults
The Clue of the Tapping Heels
Clue in the Crumbling Wall
The Secret Island
The Secret of Moon Castle
The Ragamuffin Mystery
Mystery – The Ring O’ Bells Mystery (Mystery S.)
Mystery – The Rat-A-Tat Mystery
The Rubadub Mystery
The Scarlet Slipper Mystery (Nancy Drew mysteries)
Alfred Hitchcock and the Three Investigators in the Mystery of the Green Ghost
The Mystery of the Missing Friends
The Sinister Omen (Nancy Drew mystery series)
The Elusive Heiress (Nancy Drew mystery series)
The Ghost of Blackwood Hall (Nancy Drew Mystery S.)
The Invisible Intruder: No. 10 (Nancy Drew Mystery S.)
The Ghost at Skeleton Rock
The Clue of the Velvet Mask (Nancy Drew Mysteries Case 33)
The Mystery of the Melted Coins (Hardy Boys Mystery Stories)
The Clue in the Old Album (Nancy Drew mysteries)
The Witch Tree Symbol (Nancy Drew mysteries)
The Mystery of the Aztec Warrior (Hardy Boys Mystery Stories)
The Secret of Shadow Ranch (Nancy Drew Mystery S.)
The Spider Sapphire Mystery (Nancy Drew Mystery S.)
Mystery of the Rogues' Reunion (Alfred Hitchcock Books)
The Crooked Banister: (Nancy Drew 48)
Deadly Intent (Nancy Drew Files Case 2) (Nancy Drew Files S.)
Murder on Ice (Nancy Drew Files S.)
Smile and Say Murder (Nancy Drew Files Case 4) (Nancy Drew Files S.)
Hit-and-run Holiday (Nancy Drew Files S.)
