When a haunted dinosaur wreaks havoc across Mysterious Valley, Creepella tries to tackle the beast and brings Geronimo along for help.

When a celebrated goldsmith from Hawaii creates a necklace for a famous actress, rumors that the necklace is about to be stolen prompt Geronimo Stilton's investigation to identify the thief.

Geronimo Stilton travels back in time to find and rescue Professor Paws von Volt, who was lost during a trip into the past to prove the authenticity of an Egyptian artifact.

From the Jurassic period and the dinosaurs, to a medieval castle, Geronimo Stilton and a few members of his family embark on an adventure through time in Professor von Volt's new time machine, the Mouse Mover 3000.

"When you're with Geronimo Stilton, it's always a fabumouse adventure! Trap had finally talked me into taking a relaxing vacation. But it turned out it wouldn't just be given to me. We were going to have to win it! I was on my way to Port Stinky to win a race against the wild. Could I stand the smell long enough to win?"--

Rodent writer Geronimo Stilton, not the bravest of mice, is nearly scared out of his fur when he responds to an urgent plea for help from his friend Professor Sandsnout just before Halloween, and finds himself trapped in the Egyptian Museum with real, live mummies.

Creepella investigates mysterious holes around Squeakspeare's mansion - could legendary pirate Morgan Blackwhisker be searching for his lost buried treasure?

Geronimo investigates the alleged presence of a ghost in the New Mouse City's subway tunnels, but finds out that the ghost is a cat.

"In this fabumouse adventure, the Thea Sisters head to Alaska, where they're attending a conference held by an important ecological association. Their host and his family are native Alaskans, who show the mouselings their favorite games and activities. But soon there's trouble - the Thea Sisters discover that someone is upsetting the ecosystem by blowing up the ice with explosives! Can the Thea Sisters figure out what's going on and save the day?"...

"The Thea Sisters travel to New York to cheer for Nicky as she runs the Big Apple Marathon. While there, they visit Pamela's family and have a delicious dinner at the family's pizzeria. But when someone threatens to burn the restaurant down, can the Thea Sisters catch the troublemaker and solve the mystery?"--P. [4] of cover.