Series — T
17,325 series
The Space Trooper
3 books
The Spaced Out Series
2 books
The SpaceMan Chronicles
4 books
The Spades Brothers
3 books
The Spanking Diaries
2 books
The Spark Before Dying Series
2 books
The Spark Brothers
5 books
The Spark Chronicles
4 books
The Spark City Cycle
5 books
The Sparks & Bainbridge Mysteries
9 books
The Sparrow Conspiracy
2 books
The Spartan Flame Trilogy
1 book
The Spawned Collection
3 books
The Spearman Family
5 books
The Special Crimes Team
3 books
The Specialists
6 books
The Specialists Series
6 books
The Specimen Chronicles
1 book
The Speckled Planet
1 book
The Spectacle Trilogy - A Precursor Cycle
2 books
The Spectacular World of Waldorf
6 books
The Spectaculars
3 books
The Specter Series
1 book
The SPECTR Universe
6 books
The SPECTRA Files
1 book
The Spectral Detective Series
4 books
The Spectral Inspector Series
2 books
The Spectrum Mom
1 book
The Speedsuit Powers Series
1 book
The Spell Series
1 book
The Spellbinder
1 book
The Spellbinders and the Gunslingers Series
1 book
The Spellbound History Quartet
3 books
The Spellbound Series
1 book
The Spellbound Sisters
3 books
The Spellmans
5 books
The Spellmason Chronicles
3 books
The Spellsinger Adventures
15 books
The Spencer's Mountain
2 books
The Sphere
2 books
The Sphere of Destiny Trilogy
3 books
The Spice Road Trilogy
3 books
The Spider Seeds Collection
2 books
The Spider Shepherd Thrillers
41 books
The Spider's Mate
3 books
The Spiderwick Chronicles
8 books
The Spin Trilogy
3 books
The Spindle Faeries
1 book
The Spindown Saga
1 book
The Spinster Chronicles
3 books
The Spinster Heiresses
3 books
The Spiral Chronicles
1 book
The Spiral Dance
1 book
The Spiral Duet
1 book
The Spiral of the Remembered Flame
1 book
The Spiral War
1 book
The Spirit
1 book
The Spirit Beast Saga
2 books
The Spirit Hunter Series
5 books
The Spirit Knights Series
6 books
The Spirit of America
1 book
The Spirit of Destiny
2 books
The Spirit Shifters
1 book
The Spirit Song Trilogy
4 books
The Spirits of River Oaks
1 book
The Spiritstone Saga
2 books
The Spiritual Truth Series
4 books
The Spiritualist Saga
1 book
The Spiritwalker Series
1 book
The Spiritwalker Trilogy
6 books
The Spite Lane Hauntings
3 books
The Spitfire
1 book
The Spitfire Girl
4 books
The Spitfire Girls
3 books
The Spitfire Society
3 books
The Splash Read Series
15 books
The Spliced Series
3 books
The Splintered Universe
3 books
The Split
1 book
The Split Trilogy
1 book
The Split Worlds
5 books
The SpoCompton
6 books
The Spoils of War
11 books
The Spoken Mage
7 books
The Spook Squad
3 books
The Spook's Apprentice: Brother Wulf Series
4 books
The Spookshow
3 books
The Sporting Confessions Series
1 book
The Sports 100
1 book
The Spotlight Series
1 book
The Sprindrift Trilogy
3 books
The Spring Maiden Chronicles
1 book
The Spy Game
22 books
The Spy Game Trilogy
3 books
The Spy Series
10 books