- Knight for a Day #5
- Knight Madigan
- Knight of Cups
- Knight School: A Mystic Brats Novel
- Knight, Heir, Prince (Of Crowns and Glory—Book 3)
- Knightfall: Book 1 of The Chronicle of Benjamin Knight
- Knightley Academy
- Knights Club: The Alliance of Dragons
- Knights Club: The Bands of Bravery
- Knights Club: The Buried City
- Knights Club: The Message of Destiny
- Knights of Dreamland
- Knights of Glass, An Archer Adventure
- Knights of Light: Knight Vision
- Knights of the Borrowed Dark
- Knights of the Hill Country
- Knights of the Realm (Complete Series)
- Knights of the Square Table
- Knights of the Square Table 2
- Knights of the Square Table 3
- Knives
- Knjiga o džungli
- Knock About with the Fitzgerald-Trouts
- Knock Knock
- Knock Knock Jokes
- KNOCK! KNOCK! WHO'S THERE? – 5 Detective Hamilton Cleek Riddles in One Premium Edition
- Knock, Knock! Hoo Hoo's There!
- Knock, Knock...Who's Dead?
- Knockad i Detroit
- Knockdown
- Knoflíková válka
- Knot in Time
- Knot Too Shabby!
- Knot Too Shabby!
- Knots in My Yo-Yo String
- Knotted Roots
- Know Thy Frienemy: a Darkworld novel
- Know Who You Are. Live Like It Matters.
- Knowing Jake
- Knowing Yourself - A Medieval Romance
- Knowledge Survives
- Knucklebone
- Knud Spillevink
- Knud, Otto og Carmen Rosita
- Knulp
- Knus-Klubben 3
- Knus-Klubben 4
- Knutte gör sensation
- Knöpfchens Abenteuer
- Kobe and the pets dissapearance case
- Kobe y el misterio de la desaparición de mascotas
- Kobieta o aksamitnym naszyjniku
- Kobo and the Wishing Pictures
- Kobra-mysteriet
- Kocha, nie kocha 1 - Ja i Aleksander
- Kocha, nie kocha 2 - Ja i Marco
- Kocha, nie kocha 3 - Ja i Jonas
- Kocha, nie kocha 4 - Ja i Christian
- Kochany (Część Druga Wampirzych Dzienników)
- Kockograd
- Kodemysteriet
- Kodeord Overlord
- Kodi
- Kodiak Bear
- Kohara, The White Veiled City
- Kojas Haus der Sehnsucht
- Kojas Waldläuferzeit
- Kojas Wanderjahre
- Kokarca Arkadaş Bulabilecek mi?
- Koke, mi pollo azul
- Koko
- Koko the Great
- Kokolokröt!
- Kokopelli's Flute
- Koldus és királyfi
- Kolea
- Kolega pracuje głową
- Kolla Jolly!
- Kollege Kid Learning To Love
- Kolmas sisar
- Kolme on parillinen luku
- Kom
- Kom igen, Felina
- Kom igen, Tomas
- Komika: Ada Apa Dengan Komik?
- Komm mir nicht zu nah
- Komma zum Punkt
- Kommissar Kitzmüller, Teil 2
- Kommissar Kugelblitz - Kugelblitz in Amsterdam
- Kommissar Kugelblitz - Kugelblitz in Barcelona
- Kommissar Kugelblitz - Kugelblitz in Berlin
- Kommissar Kugelblitz - Kugelblitz in Hamburg
- Kommissar Kugelblitz - Kugelblitz in Istanbul
- Kommissar Kugelblitz - Kugelblitz in New York
- Kommissar Kugelblitz - Kugelblitz in Sydney
- Kommissar Kugelblitz - Kugelblitz in Wien
- Kommissar Kugelblitz - So wirst du Superdetektiv!