- Down and out down under, Geronimo Stilton ; [illustrations by Silvia Bigolin ; graphics by Merenguita Gingerhouse and Tiziano Finessi]
- The race across America, Geronimo Stilton ; Illustrations by Danilo Barozzi, Francesco Castelli, and Christian Aliprandi ; graphics by Merenguita Gingermouse and Michela Battaglin ; translated by Lidia Morson Tramontozzi
- Stilton, Geronimo, Kingdom of Fantasy, bk. 10
- No time to lose, the fifth journey through time, Geronimo Stilton ; [illustrartions by Danilo Barozzi, Silvia Bigolin, Carla De Bernardi, and Alessandro Muscillo (pencils), Christian Aliprandi (ink and color), and Piemme's Archives ; translated by Shannon Decker]
- The test of time, the sixth journey through time, Geronimo Stilton ; illustrations by Silvia Bigolin, Danilo Barozzi, and Alessandro Muscillo ; graphics by Chiara Cebraro and Marta Lorini ; translated by Julia Heim
- Geronimo Stilton, by Geronimo Stilton ; [illustrations by Giuseppe Facciotto ; color by Davide Turotti ; translation by Nanette McGuinness ; lettering by Ortho], #4
- Mouse overboard!, Geronimo Stilton ; illustrations by Danilo Loizedda and Christian Aliprandi ; graphics by Chiara Cebraro ; translated by Lidia Morson Tramontozzi
- Stilton, Geronimo, Cavemice, bk. 5
- The curse of the cheese pyramid, Geronimo Stilton ; illustrations by Matt Wolf ; graphics by Merenguita Gingermouse, Angela Simone, and Benedetta Galante
- Stilton, Geronimo, Cavemice, bk. 3
- The enchanted charms, the seventh adventure in the Kingdom of Fantasy, Geronimo Stilton ; illustrations by Danilo Barozzi, Silvia Bigolin, Carla De Bernardi, Federico Brusco, and Piemme's Archives ; color by Christian Aliprandi ; graphics by Chiara Cebraro and Yuko Egusa ; translated by Emily Clement
- Superstore surprise, Geronimo Stilton ; illustrations by Danilo Loizedda, Antonio Campo, and Daria Cerchi ; translated by Anna Pizzelli
- The ship of secrets, the tenth adventure in the Kingdom of Fantasy, Geronimo Stilton ; [illustrations by Silvia Bigolin, Carla De Bernardi, Alessandro Muscillo, Federico Brusco, and Piemme's Archives ; color by Christian Aliprandi ; translated by Andrea Schaffer]
- Stilton, Geronimo, Kingdom of Fantasy, bk. 11
- Geronimo Stilton, the graphic novel, Geronimo Silton with Tom Angleberger ; story by Elisabetta Dami ; color by Corey Barba ; translated by Emily Clement ; lettering by Kristin Kemper, 3
- Cavemice, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Alessandro Costa (color) ; graphics by Marta Lorini, 8
- We'll bite your tail, Geronimo!, text by Geronimo Stilton ; illustrations by Giuseppe Facciotto (pencils), Carolina Livio (inks), and Valeria Cairoli and Paolo Vicenzi (color) ; translated by Lidia Morson Tramontozzi
- Stilton, Geronimo, Kingdom of Fantasy, bk. 13
- The Kingdom of Fantasy
- Happy birthday, Geronimo!, Geronimo Stilton ; illustrations by Danilo Loizedda, Antonio Campo, and Daria Cerchi ; translated by Lidia Tramontozzi
- Mouse house hunter, Geronimo Stilton ; illustrations by Danilo Loizedda (design) and Christian Aliprandi (color) ; graphics by Chiara Cebraro ; translated by Julia Heim
- Geronimo Stilton reporter, by Geronimo Stilton ; art by Alessandro Muscillo ; color by Christian Aliprandi ; original lettering by Maria Letizia Mirabella, 9
- The way of the samurai, text by Geronimo Stilton ; illustrations by Blasco Pisapia and Danilo Barozzi ; color by Romina Denti and Christian Aliprandi ; graphics by Marta Lorini ; translated by Lidia Morson Tramontozzi
- Geronimo Stilton, the graphic novel, text by Geronimo Stilton ; story by Elisabetta Dami ; illustrations by Tom Angleberger ; translated by Emily Clement ; color by Corey Barba ; lettering by Kristin Kemper, 4
- Stilton, Geronimo, Cavemice, bk. 2
- A Christmas carol, [adapted by] Geronimo Stilton ; based on the novel by Charles Dickens ; [illustrations by Andrea Denegri and Edwyn Nori] ; [translated by Emily Clement]
- Stilton, Geronimo, Journey through time (Series), bk. 2
- Geronimo Stilton, by Geronimo Stilton ; story by Leonardo Favia and Francesco Savino ; script by Francesco Savino ; illustrations by Nicoletta Baldari ; Nanette McGuinness, translation, #16
- Cavemice, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Daniele Verzini (color) ; graphics by Marta Lorini ; translated by Julia Heim, 4
- Meet me in Horrorwood, text by Geronimo Stilton ; illustrations by Ivan Bigarella (pencils and inks) and Giorgio Campioni (color) ; graphics by Yuko Egusa ; translated by Lidia Tramontozzi
- Mighty Mount Kilimanjaro, Geronimo Stilton ; [illustrations by Roberto Ronchi and Silvia Bigolin]
- Stilton, Geronimo, Spacemice, bk. 1
- Slime for Dinner
- Wedding crasher, Geronimo Stilton ; illustrations by Roberto Ronchi, Christian Aliprandi and David Turotti ; graphics by Merenguita Gingermouse and Michela Battaglin
- Four mice deep in the jungle, Geronimo Stilton
- Paws off, Cheddarface!, Geronimo Stilton ; [illustrations by Mark Nithael and Kat Steven ; graphics by Merenguita Gingerhouse and Marina Bonanni]
- The volcano of fire, the fifth adventure in the Kingdom of Fantasy, Geronimo Stilton ; illustrations by Danilo Barozzi (design), Silvia Bigolin (design), Gabo Leon Bernstein (design and color), Christian Aliprandi (color) and Piemme's Archives ; graphics by Marta Lorini ; translated by Julia Heim
- Cavemice, text by Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Daniele Verzini (color) ; graphics by Marta Lorini ; translated by Emily Clement, 2
- The Ship of Secrets
- Stilton, Geronimo, Geronimo Stilton reporter, v. 10
- The haunted dinosaur, Geronimo Stilton ; illustrations by Ivan Bigarella (pencils), Antonio Campo (inks) and Daria Cerchi (color) ; translated by Lidia Morson Tramontozzi
- Last Ride at Luna Park
- Geronimo Stilton reporter, by Geronimo Stilton ; art by Alessandro Muscillo ; color by Christian Aliprandi, 10
- The Hawaiian heist, Geronimo Stilton ; illustrations by Danilo Loizedda, Antonio Campo, and Daria Cerchi ; graphics by Michela Battaglin ; translated by Anna Pizzelli
- Merry Christmas, Geronimo!, [text by] Geronimo Stilton ; [illustrations by Matt Wolf and Blasco Tobasco ; graphics by Merenguita Gingermouse]
- Stilton, Geronimo, Spacemice, bk. 2
- Shoo, caveflies!, Geronimo Stilton ; illustrations by Giuseppe Facciotto (pencils), Carolina Livio (inks), and Daniele Verzini and Valeria Cairoli (colors) ; translated by Julia Heim
- Geronimo Stilton, by Geronimo Stilton ; [illustrations by Lorenzo de Pretto ; translation by Nanette McGuinness ; lettering by Ortho], #1
- Stilton, Geronimo, Geronimo Stilton reporter, v. 6
- Stilton, Geronimo, Cavemice, bk. 8