- Dungeons & detectives, Franklin W. Dixon
- The castle mystery, adapted by Shannon Eric Denton ; illustrated by Mike Dubisch
- Brand-new page, by Tony Davis ; illustrated by Gregory Rogers
- The thirteen clocks, James Thurber
- Le chevalier du château
- Le dragon du Royaume d'En-Bas, miniroman de Alain M. Bergeron ; [illustrations de] Fil et Julie
- A tail of Camelot, Julie Leung
- Tuesdays at the castle, by Jessica Day George
- Leopards' gold, Jenny Nimmo
- Dragons can't swim, Vivian French ; illustrated by David Melling
- Charlie Bone and the hidden king, Jenny Nimmo
- Over at the castle, by Boni Ashburn ; illustrated by Kelly Murphy
- Witch twins and the ghost of Glenn Bly, Adele Griffin ; illustrations by Jacqueline Rogers
- The secret of Cacklefur Castle, Geronimo Stilton ; [illustrations by Larry Keys]
- At the joust, by Tony Davis ; illustrated by Gregory Rogers
- Castle of intrigue, Paul Stewart ; illustrated by Jane Gedye ; editor: Phil Roxbee Cox ; assistant editor: Michelle Bates ; series editor: Gaby Waters
- King of the castle, Aurora Ruá ; Guridi [illustrator]
- The hunt for the hundredth key, Geronimo Stilton ; translated by Anna Pizzelli and Andrea Schaffer
- Nous déménageons!, illustrations de Larry DiFiori ; texte français de France Gladu
- The knight at dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Ghosthunters and the totally moldy Baroness!, by Cornelia Funke ; [translated by Helena Ragg-Kirkby]
- The knights before Christmas, Joan Holub ; illustrated by Scott Magoon
- The very last castle, words by Travis Jonker ; pictures by Mark Pett
- The knight at dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca
- Beauty and the Beast, something more, by Eric Geron
- LEGO kingdoms, defend the castle, written by Hannah Dolan
- Across the pond, Joy McCullough
- Geronimo Stilton, Books 22 & 24
- Goblins in the castle, Bruce Coville ; illustrated by Katherine Coville
- The creepiest sleepover ever, adapted by Ximena Hastings
- The enchanted castle, [based on the story by] E. Nesbit ; adapted by Lesley Sims ; illustrated by Alan Marks
- The last siege, Jonathan Stroud
- The battle for the castle, Elizabeth Winthrop
- Leopards' gold, Jenny Nimmo
- Puzzle castle, Susannah Leigh ; illustrated by Brenda Haw ; designed by Paul Greenleaf ; series editor: Gaby Waters
- The girl in the castle inside the museum, Kate Bernheimer ; illustrated by Nicoletta Ceccoli
- The castle of tangled magic, Sophie Anderson
- Castle magic, by Miranda Jones ; illustrated by David Calver
- The castle on deadman's island, Curtis Parkinson
- Ghosthunters and the totally moldy baroness!, Cornelia Funke
- The dragonsitter's castle, Josh Lacey ; illustrated by Garry Parsons
- The Moonstone Castle mystery, by Carolyn Keene
- Knight at dawn, by Mary Pope Osborne ; illustrated by Sal Murdocca. --
- Haunted castle on Hallows Eve, by Mary Pope Osborne ; illustrated by Sal Murdocca
- To the forgotten castle, written by Kiki Thorpe ; illustrated by Jana Christy
- Beauty and the beast, the story of Belle
- The griffin of Darkwood, Becky Citra
- Tuesdays at the castle, Jessica Day George
- The deadly dungeon, by Ron Roy ; illustrated by John Steven Gurney
- Castle in the attic, Elizabeth Winthrop ; frontispiece and decorations by Trina Schart Hyman