Malcolm, a smaller than average rat, loves life at McKenna School and the secret society of classroom pets that keep children out of trouble, but when Aggy the iguana disappears Malcolm must use all of his ratty persistence to prove his innocence and save her.

When Emmy discovers that she and her formerly loving parents are being drugged by their evil nanny with rodent potions that can change people in frightening ways, she and some new friends must try everything possible to return things to normal.

When their mission to space is hijacked by the leader of the R.A.T.S., Mouse Watch agents Bernie and Jarvis must escape imprisonment on the moon and return to Earth in time to prevent its total destruction.

Living in the shadows under the direction of a famed mouse inventor, two recruits-a mouse with a score to settle and a sensitive rat with elite puzzle-solving skills-land at the center of an evil plot by a rogue animal society.

Wilfred the rat stumbles into a museum, where he befriends the animals living there and enjoys the many exhibits.

Geronimo Stilton has to risk his tail in a crazy TV game show in order to save his newspaper from a mysterious one-eyed rat.

A rat with a taste for the gourmet takes charge in the kitchen of a fancy French restaurant with some help from his family and friends.

In his second adventure, eleven-year-old Gregor returns to the world beneath New York City to rescue his kidnapped sister, Boots, and fulfill a prophecy that will restore peace to the people, bats, rats, cockroaches, and spiders who populate the underworld.

As young rabbit siblings excitedly share the news that rats have moved into their building, worried neighbors inform them that rats are dirty, thieving, and destructive--but are they?

"Chuck Wood is the most popular kid in school, and Louie Ratso can't believe that Chuck has asked him for help! Chuck likes Louie's friend Fluffy Rabbitski, and he wants Louie to help him get Fluffy to notice him. As for Ralphie Ratso, he can't believe that his brother wants to spend all his time with Chuck instead of with him. Meanwhile, despite Louie and Chuck's attempts to get Fluffy's attention, she has eyes for only one thing: her garden. But...