When the Cavemice discover a giant oyster in the lagoon near Old Mouse City, they call on Geronimo Stiltonoot to help them fish it out of the water before the saber-toothed tigers find the pearl.

"Rancid rat hairs! I'd been spending so much money lately, I had none left in the bank! Even worse, when my grandfather found out, he sent me off to Moldy Manor. There, miserly Uncle Stingysnout would teach me to be better at saving. How terrible! Could I learn to be less wasteful without going crazy?" -- From publisher's web site.

When the quest to find a cure to an epidemic targeting the citizens of New Mouse City is sabotaged, Geronimo Stilton must figure out who's behind it all before he ends up covered in blue spots too.

"It's supposed to be a relaxing vacation, but instead Geronimo works his tail off fixing up an old castle. Worst. Vacation. Ever!" --

He is a spacemouse - the Geronimo Stilton of a parallel universe! He is captain of the spaceship MouseStar1. While flying through the cosmos, he visits distant planets and meet crazy aliens. His adventures are out of this world! -- Alien Escape -- Geronimo Stiltonix's spaceship is in danger of exploding! The only solution is to replace the engine's batteries by tracking down a rare element When a group of mysterious aliens claim they can help, Geronimo...

Geronimo Stiltonoot and his family save a young dinosaur from the river. The dinosaur and Benjamin quickly become good friends, but the dino turns out to have a tremendous talent for mischief. Can Geronimo get him back to his herd before he causes a megalithic disaster?

Geronimo Stiltonix and his spacemice crewmates travel to a planet where delicious mozzarella grows in order to restore harmony between its alien inhabitants and the cheese-loving slurp monster.

Breakout star Creepella von Cacklefur is back in another fur-raising adventure!A mysterious old friend of Grandpa Frankenstein shows up one night on the doorstep of Cacklefur Castle. He's a vampire . . . and he needs the von Cacklefur family's help. His ancient castle has been infested by strange and troublesome monsters and ghosts, and he's afraid he'll have to move out because of them! Yikes! It's up to Creepella and her family and friends to help...

Enter the world of Geronimo Stilton, where another funny adventure is always right around the corner. Each book is a fast-paced adventure with lively art and a unique format kids 7-10 will love. Enter the world of Geronimo Stilton, where another funny adventure is always right around the corner. Each book is a fast-paced adventure with lively art and a unique format kids 7-10 will love.Who Is Geronimo Stilton?That's me! I run a newspaper, but my...

Grandfather Shortpaws sends Geronimo Stilton on a hunt for his old friend, the Red Bandit, in Arizona.