- Stilton, Geronimo, Rodent's gazette, #4
- Stilton, Geronimo, Topinghi, 7
- Lost in time, the fourth journey through time, Geronimo Stilton ; illustrations by Danilo Barozzi, Silvia Bigolin, and Danilo Loizedda (design), Christian Aliprandi (color), and Piemme's archives ; translated by Julia Heim
- Lost in translation, by Geronimo Stilton
- The dragon of fortune, an epic Kingdom of Fantasy adventure, text by Geronimo Stilton ; cover by Silvia Fusetti ; illustrations by Silvia Bigolin, Federico Brusco, Carla Debernardi, Alessandro Muscillo, and Piemme's Archives ; color by Christian Aliprandi ; translated by Julia Heim
- The cheese experiment, Geronimo Stilton ; illustrations by Andrea De Negri (design) and Valentine Grassini (color) ; translated by Lidia Morson Tramontozzi
- Cavemice, text by Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Daniele Verzini (color) ; graphics by Marta Lorini ; translated by Emily Clement, 1
- The smelly search, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Alessandro Costa (color) ; translated by Lidia Morson Tramontozzi
- It's Halloween, you 'fraidy mouse!, Geronimo Stilton ; [English translation by Joan L. Giurdanella]
- Rescue rebellion, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Daniele Verzini (color) ; translated by Lidia Morson Tramontozzi
- The fast and the frozen, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Daniele Verzini (color) ; translated by Julia Heim
- Hypno-tick tock, by Geronimo Stilton ; [script by Dario Sicchio ; art by Alessandro Muscillo ; color by Christian Aliprandi]
- Down and out down under, [text by Geronimo Stilton]
- The giant diamond robbery, [text by Geronimo Stilton ; illustrations by Wasabi! Studio (design) and Davide Turotti (color) ; graphics by Merenguita Gingermouse and Yuko Egusa]
- The sewer rat stink, Geronimo Stilton ; with Tom Angleberger ; story by Elisabetta Dami ; color by Corey Barba
- The haunted castle, Geronomo Stilton ; [cover and interior illustrations by Claudio Cernuschi and Valentina Grassini ; translated y Julia Heim]
- The volcano of fire, the fifth adventure in the Kingdom of Fantasy, Geronimo Stilton
- All because of a cup of coffee, Geronimo Stilton ; [illustrations by Larry Keys, revised by Topetti & Rattozzi]
- My autosaurus will win!, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Daniele Verzini (color) ; graphics by Marta Lorini ; translated by Julia Heim
- The guardian of the realm, the eleventh adventure in the Kingdom of Fantasy, Geronimo Stilton ; [translated by Julia Heim]
- The temple of the ruby of fire, Geronimo Stilton ; [cover by Larry Keys ; illustrations by Johnny Stracchino and Mary Fontina ; English translation by Joan L. Giurdanella]
- Alien escape, Geronimo Stilton ; [Illustrations by Giuseppe Facciotto and Daniele Verzini ; translated by Emily Clement]
- The wonderful wizard of Oz, Geronimo Stilton ; based on the novel by L. Frank Baum ; [illustrations by Danilo Loizedda (pencile and ink) and Edwin Nori (color) ; translated by Emily Clement]
- The invisible planet, Geronimo Stilton ; illustrations by Giuseppe Facciotto (pencils), Carolina Livio (inks), and Serena Gianoli and Paolo Vicenzi (color) ; translated by Julia Heim
- Valley of the giant skeletons, Geronimo Stilton ; [illustrations by Claudio Cernuschi and Christian Aliprandi]
- The test of time, the sixth journey through time, Geronimo Stilton
- Save the white whale!, [text by Geronimo Stilton ; illustrations by Sara Copercini (pencils), Riccardo Sisti (ink) and Christian Aliprandi (color) ; translated by Lidia Tramontozzi]
- Geronimo Stilton, text by Geronimo Stilton ; interior illustration by Giuseppe Facciotto and color by Christian Aliprande ; translation by Nanette McGuinness, V. 6
- Stilton, Geronimo, Rodent's gazette, #3
- Stilton, Geronimo, Geronimo Stilton reporter, 5
- Geronimo Stilton, the discovery of America, by Geronimo Stilton
- Stilton, Geronimo, Rodent's gazette, #1
- The underwater planet, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Daniele Verzini (color) ; translated by Anna Pizzelli
- Stilton, Geronimo, Geronimo Stilton reporter, #8
- Stilton, Geronimo, Spacemice, 12
- Geronimo Stilton 3 in 1, by Geronimo Stilton ; illustrations by Edizioni Piemme ; translation by Nanette McGuinness, V. 2
- Lost treasure of the Emerald Eye, Geronimo Stilton ; [illustrations by Matt Wolf, Mark Nithael, and Kat Stevens]
- I'm a scaredy-mouse!, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Daniele Verzini (color) ; translated by Julia Heim
- Geronimo Stilton, reporter, by Geronimo Stilton ; script by Dario Sicchio ; art by Alessandro Muscillo ; color by Christian Aliprandi ; original lettering by Maria Letizia Mirabella, #3
- Away in a star sled, Geronimo Stilton ; illustrations by Guiseppe Facciotto (design) and Daniele Verzini (color) ; translated by Anna Pizzelli
- Surfing for Secrets, Geronimo Stilton
- The race against time, the third journey through time, Geronimo Stilton ; illustrations by Danilo Barozzi and Silvia Bigolin ; translated by Julia Heim
- You're mine, captain!, Geronimo Stilton
- Stilton, Geronimo, Rodent's gazette, #2
- Stilton, Geronimo, Cavemice
- Attack of the bandit cats, Geronimo Stilton
- Geronimo and the gold medal mystery, Geronimo Stilton
- The curse of the cheese pyramid, Geronimo Stilton ; [illustrations by Matt Wolf]
- Field trip to Niagara Falls, [text by Geronimo Stilton]
- Geronimo Stilton, secret agent, Geronimo Stilton ; [illustrations by Cleo Bianca and Christian Aliprandi]