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

As a member of the most powerful family history has ever known, thirteen-year-old Dan Cahill has been shot at, kidnapped, and even thrown into a pit with a deadly snake. He's survived it all due to luck, smarts, and his older sister, Amy, who always sticks by his side.

Jared, Simon, and Mallory Grace, have entered another world without leaving this one.

With Amy and Dan still in pursuit of Pierce, Amy does something unthinkable that sends shockwaves through her family.

The Outcast recreates the conditions for the Titanic disaster and gives Dan and Amy Cahill just days to stop the shipwreck from taking place.

Once again Abby and her brother Jonah go through the magic mirror in their basement, and this time they find themselves interfering in the Little Mermaid story--and needing to set things right and make sure everyone has a happy ending.

Three sisters in the town of Willow Hill participate in a fabled tradition of making three wishes and find out what they really want only after their wishes come true.

Eleven-year-old Bo is used to it being just her and her mom in their cozy New York apartment, but when her mom gets married, Bo must adjust to her new sisters and a music-minded blended family that is much larger, louder, and more complex than she ever imagined.

Jordan Keppler is looking forward to a nice, quiet day at Carnival World. He may not love the scary rides like his sister, Karla, does, but he'll still go on them with her. But Jordan and Karla are about to experience something much more terrifying. There's a boy in a cage hidden away in a secret part of the park. And he's begging for some food. The sign next to him says "Please do not feed the weirdo". What harm could it do, though? Jordan and Karla...

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.