Geronimo's sister Thea convinces him to help her find a haunted pirate treasure buried on a desert island, even thought he hates travel and ghosts.

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. My sister had come up with a new way to torment me. She'd combined my two least favorite things: travel and ghosts! Thea had heard rumors of a haunted pirate treasure buried on a desert island. And before I could say "avast ye scurvy rats," she'd dragged me into her treasure hunt!

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! While Violet is taking an art class in the Netherlands, her friend's father suddenly disappears! The missing mouse is a renowned botanist -- and his disappearance is linked to the mysterious black tulip. The Thea Sisters are eager to help find him. It's an adventure through the flowers gardens and canals of Holland!

Who Is Geronimo Stilton? That's me! I run a newspaper, but my true passion is writing tales of adventure. Here on Mouse Island, my books are all best-sellers! What's that? You've never read one? Well, my books are full of fun. They are whisker-licking good stories, and that's a promise!This Geronimo Stilton Collection includes 38 books of Geronimo's greatest adventures!!#01: The Lost Treasure of the Emerald Eye#02: The Curse of the Cheese Pyramid#03: Cat and Mouse in a Haunted House#04: I'm Too Fond of My Fur#05: Four Mice Deep in the Jungle#06: Paws Off, Cheddarface!#07: Red Pizzas for Blue Count#08: Attack of the Cat Bandits#09: A Fabumouse Vaction for Geronimo#10: All Because of a Cup of Coffee#11: It's Halloween, You 'Fraidy Mouse!#12: Merry Christmas, Geronimo!#13: The Phantom of the Subway#14: The Temple of the Ruby Fire#15: The Mona Mousa Code#16: A Cheese Colored Camper#17: Watch Your Whiskers, Stilton!#18: Shipwreck on the Pirate Islands#19: My Name Is Stilton, Geronimo Stilton#20: Surf's Up Geronimo!#21: The Wild Wild West#22: The Secret of Cacklefur Castle#23: Valentine's Day Disaster#24: Field Trip to Niagara Falls#25: The Search for Sunken Treasure#26: The Mummy With No Name#27: Christmas Toy Factory#28: Wedding Crasher#29: Down and Out Down Under#30: The Mouse Island Marathon#31: The Mysterious Cheese Thief#32: Valley of the Giant Skeletons#33: Geronimo Stilton and the Gold Medal Mystery#34: Geronimo Stilton, Secret Agent #35: A Very Merry Christmas#36: Geronimo's Valentine#37: The Race Across America#38: A Fabumouse School Adventure

Geronimo's adventurous sister, Thea, narrates this fabulous adventure that's packed with action, mystery, and friendship!During a marine biology lesson at Mouseford Academy, the Thea Sisters learn about a mysterious shipwreck off Whale Island. According to legend, a very rare diamond called Jasmine's Heart was on the ship when it sank. When biology teacher Professor Van Kraken disappears, the Thea Sisters have to dive into the deep ocean to find him and the jewel. And just when they think their adventures are over, the Thea Sisters receive an invitation to travel to China to find another missing treasure. It's an adventure these five world-traveling mice will never forget!

Spacemouse Geronimo Stiltonix's adventures are out of this world! The on board computer on spaceship MouseStar 1, Hologramix, is out of order! To fix it, Geronimo Stiltonix must take it to a brilliant inventor who lives on a distant planet. But while Hologramix is being repaired, pirate spacecats attack, and steal it! Can the spacemice get Hologramix back before the spacecats turn it evil and set it against them?

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.I admit it. I'm not much of a muscle mouse. So when I accidentally got signed up for the Mouse Island Marathon, I was so shocked that I lost my squeak! Me, run a marathon? But my friends and family were determined to help me cross that finish line. Holey cheese, I was never going to make it!

Can scaredy-mouse Geronimo Stiltonord survive in the age of Vikings and dragons? Miceking chief Sven the Shouter has a new goal: to transform smarty-mouse Geronimo Stiltonord into a true macho mouseking. Geronimo must undergo special training, leading up to a terrifying final test -- pulling a tooth from a dragon's mouth! Shivering squids! Will he ever earn a miceking helmet?

Fairies, dragons, wizards, and more await Geronimo on every magical Kingdom of Fantasy adventure! I, Geronimo Stilton, was called to the Kingdom of Fantasy for the tenth time! A fairy princess had called me there. She needed my help: The most powerful and dangerous wizard in the realm wanted to capture her -- and conquer the entire kingdom!The wizard was hunting for special magical objects to increase his powers -- fairy dust to make him fly, the precious gold of the gnomes, the dazzling egg of fire, and more. It was up to me to foil his plans, with the help of magical friends new and old. Could we save the Kingdom of Fantasy?

It's a curious case for Geronimo in this special edition adventure! Rancid ricotta! Something strange was happening in New Mouse City. Rodents were suddenly getting sick with stomachaches, hiccups, and weird green warts -- and it seemed to be related to cheese! We mice eat a lot of cheese, so this was serious. My detective friend, Hercule Poirat, asked me to help him investigate. Could we solve this mystery and save our city?BONUS! After the story, read an extra Mini Mystery adventure and jokes galore!