13 Results
Book jacket

Book

2017
The Seven Roses, magical flowers which bloom forever and which are linked to the health of the Land of Flowers, are dying, and the Thea sisters together with Will Mystery must travel to that land to discover the reason -...
Book jacket

Book

2014
It is up to the Thea sisters to investigate when an Ecuadorian chocolate factory known for its environmental practices begins malfunctioning and the owner suspects sabotage.
Book jacket

Book

2015
It is up to the Thea sisters to investigate when their friend is falsely accused of theft and barred from competing in a figure skating championship in Russia.
Book jacket

Book

2015
While on vacation in the Bahamas, the Thea sisters stumble across an old pirate map and endeavor to find the treasure, unaware that someone else is also seeking the prize.
Book jacket

Book

2016
The underwater kingdom of Aquamarina is in trouble because the enchanted Music of the Sea has stopped playing--so Thea and the Thea Sisters, together with their friend Will Mystery set out on a dangerous mission to find...
Book jacket

Book

2015
When auditions for a musical at Mouseford Academy are announced, the Thea Sisters all want a role, but Ruby Flashyfur is causing problems.
Book jacket

Book

2016
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 th...
Book jacket

Book

2014
While vacationing in Greece, the Thea sisters are asked to help find an actor who has gone missing right before the opening of his play.
Book jacket

Book

2014
Thea Stilton and her sisters journey to the land of Minwa, a realm linked to the legends of Japan and wrapped in mysteries and enchantments, to discover why the realm's special lotus flowers are disappearing--and why the...
Book jacket

Book

2012
When Paulina, one of the Thea Sisters, finds a strange blue-skinned boy unconscious on the beach, the sisters set out to solve the mystery of who the boy is and where he comes from -- and how to return him to his home.
Book jacket

Book

2019
After Violet is chosen to play in the orchestra for a London production of "Romeo and Juliet," Thea and her friends investigate acts of sabotage before the culprit can ruin the show.