- Stilton, Geronimo, Spacemice, 12
- Geronimo Stilton, Geronimo Stilton, Books 7-9
- 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
- Fright night, [text by Geronimo Stilton ; illustrations by Ivan Bigarella and Daria Cerchi ; translated by Lidia Morson Tramontozzi]
- Island of Dragons, the twelfth adventure in the Kingdom of Fantasy, Geronimo Stilton ; [illustrations by Silvia Bigolin, Ivan Bigarella, Alessandro Muscillo, and Christian Aliprandi ; translated by Julia Heim]
- Sea monster surprise!, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Alessandro Costa (color) ; translated by Andrea Schaffer
- Ride for your life!, text by Geronimo Stilton ; illustrations by Danilo Barozzi (pencils and inks) and Giulia Zaffaroni (color) ; translated by Andrea Schaffer
- 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 wizard's wand, the ninth adventure in the Kingdom of Fantasy, Geronimo Stilton ; [translated by Julia Heim]
- The race against time, the third journey through time, Geronimo Stilton ; illustrations by Danilo Barozzi and Silvia Bigolin ; translated by Julia Heim
- The Hawaiian heist, Geronimo Stilton ; illustrations by Danilo Loizedda, Antonio Campo, and Daria Cerchi ; translated by Anna Pizzelli
- Stilton, Geronimo, Cavemice, 15
- Welcome to Moldy Manor, Geronimo Stilton ; illustrations by Carolina Livio (design), Riccardo Sisti (ink), and Valentina Grassini (color) ; translated by Andrea Schaffer
- Stilton, Geronimo, Rodent's gazette, #4
- Bollywood burglary, Geronimo Stilton ; illustrations by Danilo Loizedda (design) and Daria Cerchi (color) ; translated by Lidia Morson Tramontozzi
- 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
- Geronimo and the gold medal mystery, Geronimo Stilton
- Garbage dump disaster, Geronimo Stilton ; illustrations by Giuseppe Facciotto, Carolina Livio, Daria Cerchi, and Valeria Cairoli ; translated by Anna Pizzelli
- Stilton, Geronimo, Kingdom of Fantasy, 14
- Geronimo Stilton reporter, by Geronimo Stilton ; script by Dario Sicchio ; art by Alessandro Muscillo, V. 11
- All because of a cup of coffee, Geronimo Stilton ; [illustrations by Larry Keys, revised by Topetti & Rattozzi]
- Mysterious eye of the dragon, Geronimo Stilton ; illustrations by Danilo Loizedda, Antonio Campo, Daria Cerchi, and Serena Gianoli ; translated by Andrea Schaffer
- Happy birthday, Geronimo!, Geronimo Stilton ; illustrations by Danilo Loizedda, Antonio Campo, and Daria Cerchi ; translated by Lidia Tramontozzi
- Stilton, Geronimo, Micekings, 5
- My autosaurus will win!, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Daniele Verzini (color) ; graphics by Marta Lorini ; translated by Julia Heim
- Stilton, Geronimo, Rodent's gazette, #13
- Mouse house of the future, Geronimo Stilton
- The guardian of the realm, the eleventh adventure in the Kingdom of Fantasy, Geronimo Stilton ; [translated by Julia Heim]
- Stilton, Geronimo, Kingdom of Fantasy, 15
- Alien escape, Geronimo Stilton ; [Illustrations by Giuseppe Facciotto and Daniele Verzini ; translated by Emily Clement]
- The search for treasure, the sixth adventure in the Kingdom of Fantasy, Geronimo Stilton ; translated by Lidia Morson Tramontozzi
- Flight of the Red Bandit, Geronimo Stilton ; illustrations by Giuseppe Facciotto (design) and Christian Aliprandi ; translated by Lidia Morson Tramontozzi
- The invisible planet, Geronimo Stilton ; illustrations by Giuseppe Facciotto (pencils), Carolina Livio (inks), and Serena Gianoli and Paolo Vicenzi (color) ; translated by Julia Heim
- 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]
- Stilton, Geronimo, Cavemice, 6
- 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
- Time warp, the seventh journey through time, Geronimo Stilton
- 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]
- The journey through time, Geronimo Stilton ; translated by Lidia Tramontozzi
- The phoenix of destiny, an epic Kingdom of Fantasy adventure, Geronimo Stilton
- Operation: secret recipe, Geronimo Stilton