New Release Books by Thea Stilton

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?

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 an adventure packed with mystery and friendship! The Thea Sisters spend the holidays in Rome!

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 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 are heading to Malaysia. Their friends, Latifah and Ramlee, are writing a travel guide and have asked the sisters to help them research. They are stopping at all the best sites, eating all the best foods, and seeing the most amazing animals, especially in the rainforest. While they are exploring they learn about a plan to cut down the trees in the forest and Ramlee and their guide go missing! Can the sisters track down their friend and save the forest?

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters spend the holidays in Rome!

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 on a magical adventure! The Thea Sisters'' next adventure to the Kingdom of the Fairies!

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 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 figure out what happened and help her get it all back?

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! The Thea Sisters solve a mystery in the Black Forest!

The Thea Sisters are on a magical adventure! The Thea Sisters'' next adventure to the Kingdom of the Fairies!

Join Thea Stilton and the Thea Sisters on an adventure through Mouseford Academy!

Using the clues found in Aurora Beatrix Lane''s travel diary, the Thea Sisters continue their search for the seven lost treasures; and the object this time is the Ring of Eternal Love, a journey that begins in Verona, Italy, with the story of Romeo and Juliet and takes them around the world.

Join Thea Stilton and the Thea Sisters on an adventure packed with mystery and friendship! 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 phantom before the show is ruined?

Join Thea Stilton and the Thea Sisters on an adventure through Mouseford Academy!

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

Join the Thea Sisters as they travel the world in search of the seven hidden treasures! The Thea Sisters are on a new adventure! It all begins when they discover a diary belonging to an old explorer. It tells the legend of seven mysterious treasures. The girls find themselves on a search for the first treasure: the mythical Ivory Garden. Could it be real?

The Thea Sisters are off to save the rainforest in Malaysia.

Join Thea Stilton and the Thea Sisters on an adventure through Mouseford Academy! There''s going to be a musical at Mouseford, and the Students can''t stop squeaking about it! Everyone wants a role, but the auditions won''t be easy. Plus, sneaky Ruby Flashyfur has some tricks up her sleeve.

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 an adventure packed with fantasy and friendship! The Thea Sisters are just about to head off on their separate family vacations when they receive a call from Will Mystery. Once again, there is trouble in one of the imaginary kingdoms! A crack has been discovered in one of the maps in the Hall of Roses. The girls head to the Crystal Kingdom to help uncover the mystery. There, they find that a dragon has been wreaking havoc all over the land. He has been turning all of their precious gems into stone and leaving a path of destruction wherever he goes. The sisters figure out why and help break the spell.

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?

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!

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!

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 mysteriously disappears. They set off to Niagara Falls to find him. Can they solve the mystery?

The Thea Sisters are learning cool survival techniques, but will that be enough to get them through a perilous night in the woods?

The Thea Sisters and their friends have decided to start a school newspaper. But then Colette''s diary goes missing, and sports reporter Nicky witnesses a suspicious finish during the Iron Mouse Games. Can the Thea Sisters solve these mysteries and make their deadline for their paper?

Join Thea Stilton and the Thea Sisters on an adventure through Mouseford Academy! The Thea Sisters and all the mouselets are delighted about the new performing arts program being offered at the Academy. All of them are looking forward to different courses such as singing, acting and dancing. That is until they meet the head of the department & they find out that they have to audition just to get in the classes.

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 are on the case. Can they find the thief and return the clock before time runs out?

To celebrate Mouse Academy''s 600th anniversary, the headmaster and teachers decide to stage a performance of William Squeakspeare''s favorite play Mouseo & Juliet! The Thea Sisters all want the part of Juliet, but so does their rival, Ruby Flashyfur. Who will be the star of the show?

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

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