Sam, a shy but creative mouse who lives in a library, decides to write and illustrate his own stories which he places on the shelves with the other library books but when children find the tales, they all want to meet the author.

Although Frederick appears to be the laziest member in a family of busy field mice, he makes valuable contributions in the middle of winter.

Cynthia Voigt crafts a novel about discovery, perspective, and the meaning of home—all through the eyes of an affable and worried little mouse. Fredle is an earnest young fellow suddenly cast out of his cozy home behind the kitchen cabinets—into the outside. It's a new world of color and texture and grass and sky. But with all that comes snakes and rain and lawnmowers and raccoons and a different sort of mouse (field mice, they're called)...

Penny feels guilty after taking a beautiful blue marble that she sees in Mrs. Goodwin's grass, but gets a pleasant surprise when she goes to return it the next day.

Max is a cute kitten who dreams of becoming a brave mouse-catcher. So he sets off in search of a mouse, and discovers that bravery perhaps is not so important after all.

An energetic group of mice deliver valentines to the other animals.

When he and his friends discover a huge clam containing a giant and extremely rare pearl, Geronimo Stilton writes an article about the finding in the Rodent's Gazette and attracts the attention of would-be pearl thieves.

Frederick, an apparently lazy mouse, has a special surprise for the mice who thought he should have been storing up supplies for the winter.

Attending an ecological conference in Alaska, the Thea Sisters are introduced to local games and customs by their native Alaskan hosts before discovering that someone is endangering the ecosystem by using explosives to blow up the ice.

Accepting an ugly crystal figurine from Petunia Pretty Paws, Geronimo Stilton discovers a mysterious message inside the figurine from a Venetian mouse who requires assistance.