Their connection to the fantasy worlds is in danger! The Thea Sisters are in the middle of planning for the Mouseford Spring Festival when they receive a message from their friend Will Mystery. Th…
Is it sabotage? 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…
The Thea Sisters are in Russia for a figure-skating championship! When their new friend is falsely accused of theft and barred form competing, the five mice resolve to clear her name. Along the way…
While on vacation in Greece, the Thea Sisters make friends with a company of actors. They are rehearsing for a show that's about open - and Colette ends up standing in for an actress who falls ill!…
The Thea Sisters are off to Madagascar for Adventure Camp, a wilderness survival competition! The friends love exploring and learning about the many plants and animals that live there. But then the…
Mystery on a moving train! 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 y…
When the Thea Sisters are visiting Iceland, they're excited to meet a famous mystery writer - except he's disappeared! The mouselets realize he has left clues to follow that also reconstruct the pl…
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 the Chocolate Cup, a major award. But suddenly, chocolate prod…
The Thea sisters are headed to Venice, ITaly! Thtey'll be there for carnival, an annual festival that's famouse for its elaborate masks. THe mouselests enjoy exploring the city and seeing the beaut…
What is the back tulip? While Violet is taking an art class in the Netherland, her friend's father suddenly disappears! The missing mouse is a renowned botanist-and his disappearance is linked to …