Most Popular Books by Thea Stilton

Geronimo''s adventurous sister Thea narrates this fabulous adventure that''s packed with action, mystery, and friendship!In this amazing adventure, Thea''s friends the Thea Sisters head to Peru, where a good friend of Paulina''s is in danger. There, the five mice climb the Andes mountains in search of a mysterious treasure that''s hidden in the Secret City of the Incas. Readers will love following the clues to help the Thea Sisters solve the mystery!

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!

Geronimo''s sister Thea Stilton narrates this action-packed adventure!The Thea Sisters have been invited to Egypt to participate in a fabu-mouse 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!

Geronimo''s adventurous sister Thea takes center stage in this super special that''s packed with mystery, adventure, and friendship!When Geronimo''s sister, Thea, is invited to teach a journalism class at a college on Mouse Island, she has no idea that she''s going to be called on to help solve a mystery. But when a student disappears, it''s up to Thea and five of her students to find out what happened. A nail-biting mystery ensues, complete with secret passages, underground tunnels, and more than a few surprises along the way. Readers will love following the clues to help Thea and her new friends through their first adventure together!

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters are going to Mexico City! They have been invited to be a part of a team researching monarch butterflies. Their friend Luz is an artist who is inspired by the butterflies and the culture of Mexico. When her mural goes missing just before her art show, the mouselets are on the case! Can they return the missing mural in time.

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! One of the Thea Sisters'' favorite authors, a famouse 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?

Geronimo''s adventurous sister Thea narrates this tale packed with action, mystery, and friendship!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 stop the destruction before it''s too late?

Geronimo''s sister Thea narrates this adventure packed with mystery and friendship! The Thea Sisters are headed to Italy for a ballet competition! But the mouselets aren''t just there to dance -- they are there to investigate. A group is plotting to rigthe prestigious contest, and the future of the mouselets'' new friend -- an aspiring ballerina -- is at stake! Can the Thea Sisters stop this scheme before it''s too late?

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.

The Thea Sisters are headed to Venice, Italy! They''ll be there for the Carnival, an annual festival that''s famouse for its elaborate masks. They mouselets love exploring the city''s bridges and canals, and seeing the beautiful costumes mice wear to Carnival celebrations. But a mysterious thief strikes while they are there! Can they catch and unmask him before the festival ends?

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! 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?

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! While on vacation in Greece, the Thea Sisters make friends with a company of actors. They are rehearsing for a show that''s about to open -- and Colette ends up standing in for an actress who falls ill! Suddenly, right before the performance, the lead actor goes missing. Can the mouselets find him in time for the show to go on?

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!

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!

Join Thea Stilton and the Thea Sisters on an adventure to find the seven secret treasures! The search for the seven secret treasures continues. In this incredible adventure the Thea Sisters come across the legendary Jewel of the Queen. They cross rivers of ice, deserts of fire, and other fascinating places on their journey to find it.

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.

Great news for the Mouseford Academy students! Top Direction, one of the most popular bands for teenagers, is going to perform on Whale Island! And they have decided that the opening act will be chosen among the best bands Mouseford Academy has to offer! Students have two weeks to write a song, and then Top Direction will pick the winner. The Thea Sisters have to win, but someone is trying to sabotage their performance. The Sisters must work together to find their sound, write a great song, and put on the performance of their lives.

Join Thea Stilton and the Thea Sisters in their third magical special edition adventure! There''s a mystery in the land of the lotus flowers!Thea Stilton and Thea Sisters are called to help to an enchanted land! It''s a world linked to the legends of Japan, and it is in danger. The realm''s special lotus flowers are disappearing, and no one knows why!The mouselets set off on a quest to solve this mystery. They must discover the secret of the lotus flowers -- but can they trust the strange magical creatures that they meet on their way? It''s a fabumouse adventure!

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?

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.

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.

Join Thea Stilton and the Thea Sisters on an adventure through Mouseford Academy! The students of Mouseford Academy are participating in an enormouse science fair! Mice from schools around the world are all hoping to take the top prize. The Thea Sisters would love to win, but so would Ruby Flashyfur - and shes willing to do whatever it takes! Can these mice play nice, or will the science fair be a total flop?

Geronimo''s adventurous sister Thea is taking the publishing world by storm in this fabumouse tale packed with action, mystery, and friendship.In this exciting adventure, the Thea Sisters are off to Japan on a cultural exchange program. While they''re busy exploring Kyoto and admiring the beautiful cherry blossoms, a valuable doll is stolen from a wealthy Japanese collector. Will the five mice be able to track down the doll and catch the thief? Readers will love following the clues to help the Thea Sisters solve the mystery.

Geronimo''s sister Thea Stilton narrates this tale packed with action, mystery, and friendship!When the Thea Sisters'' friend Ashvin is in trouble, they rush to his aid . . . in India! Ashvin has been bringing the monkeys that live in the big city back to their natural jungle environment. But the monkeys have suddenly started stealing jewels! Someone must be behind this terrible theft. Can the Thea Sisters solve the mystery?

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.

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

Join Thea Stilton and the Thea Sisters on an adventure through Mouseford Academy! Anna Winmouse, the fabumouse editor-in-chief of Cosmouse magazine, is renting Cheddarton House, a cottage that overlooks Whale Island''s Seashell Beach. She''s trying to get away from the media for a while, but it hasn''t been easy. Can the Thea Sisters help her keep her visit to Whale Island a secret?

Join Thea Stilton and the Thea Sisters on an adventure to find the seven secret treasures! The search for the seven secret treasures continues. In this incredible adventure the Thea Sisters come across the legendary Jewel of the Queen. They cross rivers of ice, deserts of fire, and other fascinating places on their journey to find it.

Join Thea Stilton and the Thea Sisters on this adventure packed with mystery and friendship! The Thea Sisters are visiting friends at a lively festival in Spain. But the theft of a precious fan turns their trip into an investigation! They end up hot on the trail of a secret treasure . . . but they''re not the only ones searching for it. Can the mouselets solve the mystery in time? It''s a mission full of flamenco dance!

Fairies, folklore, and magical creatures await Thea Stilton and the Thea Sisters in every Special Edition adventure! Thea Stilton and the Thea Sisters are needed to help Aquamarina, the magical land of the ocean! The enchanted Music of the Sea has stopped playing, and no one knows why. If it doesn''t return soon, the realm will perish!The mouselets and their friend Will Mystery travel to the underwater world to find the magical music. On their mission, they swim through dangerous waters, encounter strange and fantastical creatures, and even reveal an ancient mystery. It''s a mousetastic aquatic adventure!

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.

Join Thea Stilton and the Thea Sisters as they travel to help a new magical land! The mice encounter fairies and other strange and fantastical creatures as they work together to solve a mystery to save the realm from peril. It''s a fabumouse adventure!

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters are off to Madagascar for Adventure Camp, a wilderness survival competition! The five friends love exploring and learning about the many plants and animals that live there. But then they discover that they''re not alone in the nature preserve -- and endangered animals are under threat! Can the mouselets help before it''s too late?

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?

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters are going to New Zealand! Their new friend Charlotte wants to show them the sights, and introduce them to Didi, a skeleton of a bird that went extinct many years ago. But when they get to the mouseum, Didi has gone missing! Can they find the stolen skeleton before it is too late?

Another fabumouse adventure from Geronimo''s sister, Thea! 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!