39 Clues Series
Ali Cross
All the Wrong Questions
The Boxcar Children Series
The Buddy Files
Cam Jansen Series
Capital Mysteries Series
Chasing Vermeer
Chicken Squad
Connect the Dots
Escape from Mr. Lemoncello’s Library
Finally, Something Mysterious
High Rise Private Eyes
How I Became a Spy
Howard Wallace, P.I.
Inspector Flytrap
Julieta and the Diamond Enigma
Mariella Mystery
Milo and Jazz
Mo and Dale Mysteries
Moon Base Alpha Series
The Mysterious Benedict Society
Nancy Drew Series
Nate the Great Series
The Parker Inheritance
Precious Ramotswe Series
Randi Rhodes Ninja Detective
The Real McCoys
Room One
Secret Coders Series
Shelby Holmes
Super Puzzletastic Mysteries
Wallace and Grace
The Westing Game
The Winterhouse Mysteries
Woof
A to Z Mysteries Series