The hunt for the Colosseum ghost —Stilton, Geronimo, author.

Geronimo is taking his Benjamin on a trip to Rome to learn the city's history (and keep him from failing fifth grade), but when they arrive they're immediately pulled into the investigation of the "ghost" of a gladiator ...

Thea Stilton and the Black Forest burglary —Stilton, Thea, author.

"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...

The compass of the stars —Stilton, Thea, author.

The Thea sisters continue the search for the seven ancient treasures, using the clues found in Aurora Beatrix Lane's travel diary to find a fabulous emerald which once belonged to Cleopatra--a quest that leads them from ...

The secret of the crystal fairies —Stilton, Geronimo, author.

When Will Mystery calls, the Thea Sisters answer the call because there is trouble in one of the fairy kingdoms: a dragon has been turning all the fairies' precious gems into stone, and wrecking havoc throughout the Crys...

Thea Stilton. The Land of Flowers —Stilton, Thea, author.

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 -...

Ricky Ricotta's mighty robot vs. the unpleasant penguins from Pluto —Pilkey, Dav, 1966- author.

Infuriated by the declaration that Pluto is no longer a planet, President Penguin and his penguins invade Earth and it is up to Ricky and his robot pal to defeat them--with some help from Ricky's cousin Lucy and her pets...

Ricky Ricotta's mighty robot vs. the mecha-monkeys from Mars —Pilkey, Dav, 1966- author.

A small mouse and his best friend, a giant flying robot, attempt to save the Earth when an evil Martian monkey and his mechanical creations attack.

The island of dragons : the twelfth adventure in the Kingdom of Fantasy —Stilton, Geronimo, author.

Once again Geronimo is summoned to the Kingdom of Fantasy, and this time he must rescue five princesses of The Kingdom of Lotus Flowers who have been kidnapped by a terrible witch--but first he must journey to the Island...

No time to lose : the fifth journey through time —Stilton, Geronimo, author.

Professor von Volt plans to send Geronimo and his time traveling friends back to King Solomon's court to borrow a ring that supposedly will restore harmony to Mouse Island and balance the environment--but they soon find ...

The treasure seekers —Stilton, Thea, author.

On summer vacation in Scotland, the Thea sisters are intrigued by a tapestry that is really a treasure map supposedly leading to a hidden alabaster garden where an ancient treasure is buried, and the story of Aurora Beat...

Mice take the stage —Stilton, Thea, author.

The Ratstreet Boys, the most famous band on Mouse Island, is performing at Mouseford Academy and their producer is auditioning student bands as the opening act--can the Thea Sisters win the coveted spot?

Thea Stilton and the lost letters —Stilton, Thea, author.

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.

A fashionable mystery —Stilton, Thea, author.

The Thea Sisters help the famous editor of a fashion magazine escape aggressive reporters, landing themselves and the Mouseford Academy newspaper an exclusive interview with her in the process.

The dance of the star fairies —Stilton, Thea, author.

There is a crisis in the Starlight Kingdom, one of the fantasy worlds: its stars, powered by a special kind of stardust, are fading and may soon go out forever, leaving the Kingdom in darkness--so the Thea sisters and Wi...

Mouselets in danger —Stilton, Thea, author.

For the first time ever, Mouseford Academy is offering a course in outdoor survival skills, and it's being taught by the athletic adventurous Bruce Hyena! All five Thea Sisters sign up, along with the Ruby Crew. But when...

The guardian of the realm : the eleventh adventure in the Kingdom of Fantasy —Stilton, Geronimo, author.

Geronimo is in the Kingdom of Fantasy for training on the "Balanced Path" when he learns that Queen Blossom has had a beautiful baby girl, Winglet, and that the baby princess has been kidnapped--and it is up to the brave...

Happy birthday, Geronimo! —Stilton, Geronimo, author.

While celebrating his birthday with his family, Geronimo realizes someone has replaced all of his money with counterfeit bills and sets out to find the thieves.

The battle for Crystal Castle : the thirteenth adventure in the Kingdom of Fantasy —Stilton, Geronimo, author.

The Harmony Stone has been stolen from the Crystal Castle, and without it the Kingdom of Fantasy is vulnerable to an ancient enemy, The Invisible Army; Geronimo, together with Queen Blossom's daughter, Winglet, embarks o...

Thea Stilton and the tropical treasure —Stilton, Thea, author.

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.

The sticky situation —Stilton, Geronimo, author.

"Geronimo and Trap decide to start making organic honey with the help of some beekeepers. When the honey is ready, they face up against the evil Madam No"--Provided by publisher.