- The Wild WestAllison Lassieur
- The Wild WoodsJamie Thomson
- The Wildlands HuntMartin Charbonneau
- The Winchester Mystery HouseMatt Doeden
- The Winged SerpentDugald A. Steer, Ernest Drake
- The Wizard's WebAnne E. Schraff
- The Wolf with No TailAllen Sharp
- The Wolverine: Night of the WolverineJames M. Ward, Jerry Epperson
- The Wonderful Wizard of OzRyan Jacobson
- The Wonderful Wizard of OzConnor Hoover
- The Worst Day of Your LifeEdward Packard
- The Wrath of AchillesEd DeHoratius
- The Wrath of RagnarokMichael J. Ward
- The Wrath of ThomerionDaniel J. Heck
- The Young Masters of TimeJeff A. Storm
- The Zombie AdventureJohn Diary
- The Zombie Adventure 2: Journey to the EnderJohn Diary
- The Zombie Adventure 3: Plunge into the NetherJohn Diary
- The Zombie Adventure 4: Beginning of the EndJohn Diary
- The Zone ZapperJonathan Sutherland, Nigel Gross
- Theme Park PanicJonathan Green, Marc Gascoigne
- Therapy QuestJanina Scarlet
- Thieves from SpaceE.T. Randall
- Through the Black HoleEdward Packard
- Through the Wire: The Great EscapeJon Sutherland, Simon Farrell
- Thrusts of JusticeMatt Youngmark
- Thunder in the Glens: The Jacobite RebellionJon Sutherland, Simon Farrell
- Tick Tock, You're Dead!R.L. Stine
- Tides of TerrorMichael J. Ward
- Tiger's LairSteve Barlow
- Time Travel DinosaurMatt Youngmark
- Time Travel InnBart King
- Time Travel Inn 2Bart King
- Time-QuakeRichard Dungworth
- To Be or Not to BeRyan North
- To Catch a BunyipAllen Sharp
- To Catch a ThiefMatt Forbeck
- Tomb of NightmaresJ.H. Brennan
- Tomb of TerrorTimothy Knapman
- Tomb of the Golden SkullIan Livingstone
- Tomb RunnerSteve Barlow, Steve Skidmore
- Too Cool For SchoolP. Crumble
- Touch the SunEmily Conolan
- Tour De FranceJames Becket
- Tournament for TerrorH. William Stine, Megan Stine
- Tower of DarknessRegina Oehler Fultz
- Tower of DestructionKeith Martin
- Tower of LondonBlake Hoena
- Town in TerrorE.T. Randall
- Toy Terror: Batteries IncludedR.L. Stine
- Track of the BearR.A. Montgomery
- Trail of the WolfJoe Dever
- Trail SinisterJames Brumbaugh
- TrancePat Hewitt
- Trapped in a Fairy TaleConnor Hoover
- Trapped in Bat Wing HallR.L. Stine
- Trapped in the 80sConnor Hoover
- Trapped in the Black BoxR.G. Austin
- Trapped in the Circus of FearR.L. Stine
- Trapped in the Games GridGeorge Ivanoff