Book 1
The Slumber Party Secret
Carolyn Keene
Book 2
The Lost Locket
Carolyn Keene
Book 3
The Secret Santa
Carolyn Keene
Book 5
The Soccer Shoe Clue
Carolyn Keene
Book 6
The Ice Cream Scoop
Carolyn Keene
Book 7
Trouble at Camp Treehouse
Carolyn Keene
Book 8
The Best Detective
Carolyn Keene
Book 9
The Thanksgiving Surprise
Carolyn Keene
Book 10
Not Nice on Ice
Carolyn Keene
Book 11
The Pen Pal Puzzle
Carolyn Keene