Discover how Pinky Pick, Geronimo's 14-year-old assistant editor, came to work for him.

Geronimo and Trap are on the search of an island covered in silver, but are mousenapped by a group of pirate cats.

Geronimo's adventurous sister Thea narrates this fabulous adventure that's packed with action, mystery, and friendship! The Thea Sisters are boarding the famous Orient Express for a journey from Paris to Istanbul!.

While five little mice at Mouseford Academy are looking for their missing biology professor they dive to a haunted shipwreck off Whale Island to find a rare diamond that was lost when the ship sank.

Geronimo Stilton, a journalist mouse in New Mouse City, has an extraordinary adventure when he travels to Mouse Everest to help out his old professor.

"My friend Hercule Poirat and I were called to investigate mysterious events at the famouse Grand Hotel in New Mouse City. There was a ghost haunting the hotel and scaring guests! It was wearing clanking armor and carrying a ball and chain. I know that ghosts don't exist, but this was pretty spooky. Would Poirat and I be able to solve the mystery of the haunted hotel?"--P. [4] of cover.

Halloween is only a few days away when all the pumpkins in New Mouse City disappear, so Geronimo and his detective friend Hercule Poirat work to solve this peculiar mystery.

When Geronimo gets a call to help Hercule Poirat solve a mystery at the same time as his date with Petunia Pretty Paws, what is a gentlemouse to do?