Geronimo Stilton. Thea Stilton

Thea Stilton and her journalism class try to find a missing student.

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.

"In this exciting adventure, the Thea Sisters are off to Paris to visit Colette's fashion-designer friend Julie. But when Julie's designs are suddenly stolen, the girls must search the city of Paris to catch the thief and save the fashion show."--Amazon.com.

The mouselings are headed on a fabumouse mission-- to the moon! After much preparation, the mice blast off. But when they arrive at their lunar vacation spot, things start to go wrong, including spaceship wrecks and rebellious robots. Can the Thea Sisters save the day?

"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?"--Publisher....

"An ancient treasure is in danger! The Thea Sisters have been invited to Egypt to participate in a fabumouse archeological excavation. They are helping to look for the legendary ancient Treasure of the Sun! A precious blue stone scarab may be the key to their search, and they work enthusiastically to uncover the past. But they also discover that thieves are after the hidden treasure. It's up to the Thea Sisters to stop them!"--P. [4] of cover....

The Thea Sisters are taking a special trip on the Orient Express for a journey from Paris to Istanbul to return a wedding dress stolen years ago from an Istanbul museum, but there's a rumor that the mysterious Acrobat Thief will steal the dress from the moving train, and the Thea Sisters are determined to foil this mouse's plans.

The Thea Sisters are in Hawaii to compete in an international hula festival. The mouselets are having a great time--until they learn that the festival is located on the side of a volcano that is about to erupt! No one else seems know about the danger. The Thea Sisters don't have any time to lose!

It is up to the Thea sisters to investigate when an Ecuadorian chocolate factory known for its environmental practices begins malfunctioning and the owner suspects sabotage.

"The Thea sisters are in Russia for a figure skating championship. When their new friend is falsely accused of theft and barred from competing for the gold medal, the five mice resolve to clear her name. Along the way, they discover ancient love letters that could be the key to finding the real culprit. But can they solve the mystery in time?"--Page 4 of cover.

Thea Stilton, the attributed author, is the younger sister of Geronimo Stilton, the fictional author of a related series.

One of the Thea Sisters' favorite authors, a famous mystery writer, has disappeared! To find him, the five mice travel to his native Iceland. Together they traverse the stunning landscape and reconstruct the plot of the author's latest novel. But it's more dangerous than they expected! Can the mouselets locate their beloved author, or will their search just end up as an icy mess?

Violet has been chosen to play violin in the orchestra for a production of Romeo and Juliet in London! The mouselets begin to notice strange things happening during rehearsals. Someone is trying to sabotage the production. Can the sisters uncover the phantom before the show is ruined?

The Thea Sisters help their friend Beatrice prepare for the Summer Olympics!

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters are taking a road trip across America along Route 66! They stop in Chicago, St. Louis, and other cities on the way to San Jose. Their friend, Ali, is a programmer and she has a chance to have her project turned into a real video game. But, while they are on the road someone wipes her computer and all of her hard work is lost! Can the mouselets...