Series List:30 titles



  • Book - 1

    What is the Dragon's Code? I couldn't believe it when I, Thea Stilton, was invited to teach a journalism class at the prestigious Mouseford Academy! Once I arrived, I met five amazing students. And when another student disappeared, it was up to us t...


  • Book - 2

    Geronimo's adventurous sister Thea narrates this fabulous adventure that's packed with action, mystery, and friendship!Thea's friends the Thea Sisters take off for Australia to solve a mystery. A flock of sheep at Nicky's family's ranch is losing all...


  • Book - 3

    What is Jasmine's heart? There's a haunted shipwreck off Whale Island, and a rare diamond was lost when the ship sank. When the Thea Sisters' biology professor disappears, the mice have to dive deep into the ocean to find him -- and hopefully reco...


  • Book - 4

    Where is the secret city? When Paulina gets a phone call from home telling her that a friend is missing, the Thea Sisters travel to Peru to help solve the mystery. There, the five mice climb the Andes Mountains in search of a missing archeologist. l...


  • Book - 5

    It's a crime of true fashion! When Colette invites her friends to come home with her to Paris for spring break, the five mice are delighted. While they're in France, they'll even get to attend Colette's fashion-designer cousin Julie's runway show ...


  • Book - 6

    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 mi...


  • Book - 7

    An Adventure in Space! The Thea Sisters 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 rebell...


  • Book - 8

    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 Maratho...


  • Book - 9

    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....






  • Book - 10

    When the Thea Sisters' good friend Bridget has to return to Scotland to help her family repair their ancient castle, the five mice offer to help their friend in whatever way they can. Little do they know that Bridget will be kidnapped, and they'll ha...


  • Book - 11

    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 ent...


  • Book - 12

    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 ...


  • Book - 13

    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 t...


  • Book - 14

    A dishonest dance! 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 rig the prestigious contest, and the future of the mouselets' n...


  • Book - 15

    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 i...


  • Book - 16

    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 h...


  • Book - 17

    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...


  • Book - 18

    Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! While Violet is taking an art class in the Netherlands, her friend's father mysteriously disappears! The missing mouse is a renowned botanist -- and his dis...


  • Book - 19

    Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters are visiting a friend in Ecuador who has a sweet job -- he runs a chocolate factory! His factory is in the running for a major award for it...


  • Book - 20

    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 who are rehearsing for a play that's about to open. When an actress spra...


  • Book - 21

    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 m...


  • Book - 22

    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...


  • Book - 23

    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 sto...


  • Book - 24

    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 ...


  • Book - 25

    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...


  • Book - 26

    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 Ca...


  • Book - 27

    The Thea Sisters are taking a trip to Canada! They have been invited to do some bird-watching with a group of friends. The girls are enjoying learning more about Canada and their love for hockey. But during their trip, one of their group members myst...


  • Book - 28

    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 investiga...


  • Book - 29

    Violet has been chosen to play 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 phanto...






  • Book - 30

    Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship!The Thea Sisters are invited to the Festival of Time in Germany! They arrive in the Black Forest and find that a famouse clock has been stolen. The mouselets ar...