Best Selling Books by Thea Stilton

At the beach by Mouseford Academy, one of the Thea Sisters discovers a mysterious boy with blue skin washed up on the shore. He speaks an unfamiliar language, so the Thea Sisters call Thea Stilton to help figure out how to communicate with him. She sets the mouselings on an exciting journey across the world to hunt for clues about the boy's origins. Could he be prince of the underwater world of Atlantis? It's up to the Thea Sisters to get him home!

When Violet's friend, Bridget, goes missing on a mysterious and unknown mission in Scotland, the Thea Sisters race to Scotland to find out what happened to her. Along with Ewan, Bridget's close friend, and Ben, a lighthouse resident, they may just find Bridget and uncover her relatives' sly scheme!

Join Thea Stilton and the Thea Sisters in this adventure packed with mystery and friendship! 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!

When the Thea Sisters are invited to a chocolate factory in Ecuador. Someone is trying to sabotage the chocolate factory while during a competition. This is an excellent book written by Elisabetta Dami in the real world and published by Scholastic.

While on vacation in Greece, the Thea Sisters make friends with a company of actors who are rehearsing for a play that's about to open. When an actress sprains her ankle, Colette ends up standing in for her! But suddenly, right before the performance, the lead actor goes missing. Can the mouselets find him in time for the show to go on? While in Greece, the Thea Sisters make friends with a company of actors. Before the performance, the lead actor goes missing, and the mouselets must try to find him so the show can go on. Book #20

Geronimo's adventurous sister Thea narrates this fabulous adventure that's packed with action, mystery, and friendship!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. Readers will love following the clues to help the Thea Sisters solve the mystery!

When Thea Stilton travels to Ireland to search for a missing agent, she finds that the whole fantasy Land of Erin is being threatened by earthquakes, and soon Will Mystery and the Thea sisters follow to help her find the secret of the fairies. When Thea travels to Ireland to search for a missing agent, she finds that the whole fantasy Land of Erin is being threatened by earthquakes, and soon Will Mystery and the Thea sisters follow to help her find the secret of the fairies. Special Edition #2

Geronimo's adventurous sister Thea narrates this fabulous adventure that's packed with action, mystery, and friendship! The Thea Sisters are boarding the famouse Orient Express for a journey from Paris to Istanbul! The train is on a special trip to return a precious 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! The Thea Sisters are determined to foil this super-sneaky mouse's plans.

Join Thea Stilton and the Thea Sisters on this adventure packed with mystery and friendship! The Thea Sisters are in Kenya on a photo safari! The mouselets love exploring the magnificent landscape and learning about the animals on the reserve they're visiting. A lion cub has just been born -- but while they're there, he's kidnapped! It's up to the Thea Sisters to rescue him in an adventure across the savanna.

"The Thea Sisters are five fun, lively students at Mouseford Academy on Whale Island, who want to be real, live journalists, just like their hero, Thea Stilton. Between classes, friendships, crushes, and some bizarre mysteries to solve, they find life to be a never-ending adventure! Everyone is talking about Windy Island's new surf center, even Nicky's hero, Australian surf champion Gary Moon! The artificial reef is supposed to create perfect waves. But the Thea Sisters have discovered a dangerous secret: even a surf champion can't face these giant waves! it's up to them to break the story before another reef is built off the shore of their beloved Donkey Beach" -- A new, exclusive surfing club has just opened on Windy Island. Residents know that the island is famous for its sudden storms, but their warnings fall on deaf ears until a giant wave hits. Book #4

While the Thea Sisters are on a tropical vacation in the Bahamas, they stumble upon an old pirate map! It's related to a local legend. Could it lead to treasure?! The five mice venture onto the sparkling Caribbean Sea to follow the map... but someone else is trying to find the treasure first. It's a dazzling adventure!

The Thea sisters have received an urgent message from their friend Will Mystery saying that the magical land of the clouds is in danger and the mouselets must find out why the clouds are disappearing.

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters are visiting a friend in sunny California -- and she invites them to the set of a movie in Hollywood! The mice love being around famouse and fabumouse directors and actors as they're working. But then an important reel of film is stolen from the studio! Can the Thea Sisters catch the thief and save the movie?

Attending an adventure camp in Madagascar, the Thea Sisters enjoy learning about the region's exotic plant and animal species before discovering that someone has been stealing endangered animals from the jungle.

Geronimo's adventurous sister Thea narrates this fabulous adventure that's packed with action, mystery, and friendship! The Thea Sisters are off to New York City for another fabumouse adventure! Nicky has been training to run the Big Apple Marathon, and her friends are there to support her. While in the city, they all visit Pamela's family and have a delicious dinner at the family's pizzeria. But the mouselings discover that someone has been threatening to burn the restaurant down, and Pam's family might have to close it for good to stay safe! Will the Thea Sisters catch the troublemaker before it's too late?

During a hot-air balloon flight, the Thea Sisters discover that the turtles have vanished from Turtle Island! If that wasn''t alarming enough, dangerous drums of a strange oil are spotted off the shore of the island-a disaster waiting to happen! The Thea Sisters are surprised that none other than Vissa De Vissen wants to help them save the island and the turtles! All seems lost until Nicky and Paulina spot a couple of turtles entering a mysterious underground cave! There are mysteries within mysteries, but the Thea Sisters are determined to solve them all and save the day.

Thea Stilton sends Colette, Paulina, Violet, Pamela, and Nicky on a school project exploring in and around Whale Island in search of treasure. When a bad storm interrupts their scavenger hunt, separated, the Thea Sisters must rely on their individual knowledge and skills to make it through the storm and realize the true treasure is being themselves!

Follow the adventures of the Thea sisters as they grab their surfboards and head to Windy Island''s new surf center.

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters help their friend Beatrice prepare for the Summer Olympics!

It is non-stop adventure for the Thea Sisters -- Colette, Nicky, Pamela, Paulina, and Violet! It begins with the Mouseford Academy talent search to find an opening act for boy band sensation 6 Seconds of Spring, but quickly turns into another adventure and a mystery. Will they be able to get in tune or will their search be off-key? Then, guest professor Thea Stilton gives the assignment of a lifetime -- a scavenger hunt around Whale Island. The Thea Sisters and friends must rely on their wits and friendship to gather all the clues needed to find the secret treasure! Collecting the best-selling Thea Stilton graphic novels 7 and 8 in a new paperback edition!

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters take a road-trip across America.

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

The Thea Sisters are in for a great adventure when they are invited by a professor at Mouseford Academy on a trip to the Moon.

The Thea Sisters are five fun, lively students at Mouseford Academy on Whale Island, who want to be real, live journalists, just like their hero, Thea Stilton. Between classes, friendships, crushes, and some bizarre mysteries to solve, they find life to be a never-ending adventure! Colette, Violet, Pamela, Nicky, and Paulina are working on a historical restoration when they learn about an ancient Viking vessel that sank off the shore of Whale Island. Rumor has it that the ship is full of treasure, and what''s worse, some shadowy figure is plotting to steal it! If Mouseford''s best investigative journalists can''t crack this case, Whale Island will lose one of its most important cultural artifacts before it''s even found.

The Thea Sisters are five fun, lively students at Mouseford Academy on Whale Island, who want to be real, live journalists, just like their hero, Thea Stilton. Between classes, friendships, crushes, and some bizarre mysteries to solve, they find life to be a never-ending adventure!

" While on vacation in Greece, the Thea Sisters make friends with a company of actors who are rehearsing for a play that''s about to open. When an actress sprains her ankle, Colette ends up standing in for her! But suddenly, right before the performance, the lead actor goes missing. Can the mouselets find him in time for the show to go on?" --

A high-action adventure starring the Thea sisters, five aspiring journalists who find the start of their new year at Ratford College overshadowed by a savage killer who is threatening the peace during the annual whale migration.

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters visit Mexico!

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters participate on a dig at Hierapolis. During their visit to the excavation site, Professor Brenninger unearths a series of priceless and very old figurines. But the Thea Sisters soon figure out that it''s a scam. They start to investigate and discover that the figurines are fake, exposing Professor Brenninger''s plans.

It is up to the Thea sisters to investigate when their friend is falsely accused of theft and barred from competing in a figure skating championship in Russia.