The Boxcar Children by Gertrude Chandler Warner
The Land of Stories series by Chris Colfer
The Hardy Boys series by Franklin W Dixon
The Michael Vey series by Richard Paul Evans
My Side of the Mountain by Jean Craighead George
The Princess Academy by Shannon Hale
Imagination Station series by Marianne Hering
The Coin Slot Chronicles series by Rashad Jennings
The Nancy Drew series by Carolyn Keene
The Chronicles of Narnia series by CS Lewis
Anne of Green Gables series by LM Montgomery
The A to Z Mysteries series by Rob Roy
Encyclopedia Brown series by Donald J Sobol
Little House on the Prairie series by Laura Ingalls Wilder
Girls Survive series by various authors