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The Secret Invention
5. The Secret Invention
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?
- Series
- 1. Thea Stilton And The Dragon's Code
- 2. Thea Stilton and the Mountain of Fire
- 3. Thea Stilton and the Ghost of the Shipwreck
- 4. Thea Stilton and The Secret City
- 5. Thea Stilon and the Mystery in Paris
- 6. Thea Stilton and the Cherry Blossom Adventure
- 7. Thea Stilton and the Star Castaways
- 8. Big Trouble in the Big Apple
- 9. Thea Stilton and the Ice Treasure
- 10. Thea Stilton and the Secret of the Old Castle
- 11. Thea Stilton and the Blue Scarab Hunt
- 12. Thea Stilton and the Prince's Emerald
- 13. Thea Stilton And The Mystery On The Orient
- 14. Thea Stilton and the Dancing Shadows
- 15. Thea Stilton and the Legend of the Fire Flowers
- 16. Thea Stilton and the Spanish Dance Mission
- 17. Thea Stilton and the Journey to the Lion's den
- 18. Thea Stilton and the Great Tulip Heist
- 19. Thea Stilton and the Chocolate Sabotage
- 20. Thea Stilton and the Missing Myth
- 21. Thea Stilton and the Lost Letters
- 22. Thea and the Tropical Treasure
- 23. Thea Stilton and the Hollywood Hoax
- 24. Thea Stilton And The Madagascar Madness
- 25. Thea Stilton and the Frozen Fiasco
- Special Editions
- 1. Journey to Atlantis
- 2. The Secret of the Fairies
- 3. The Secret of the Snow
- 4. The Cloud Castle
- 5. The Treasure Of The Sea
- Boxed Sets
- Graphic Novels
- 1. The Secret of Whale Island
- 2. Revenge of the Lizard Club
- 3. The Treasure of the Viking Ship
- 4. Catching the Giant Wave
- 5. The Secret of the Waterfall in the Woods
- 6. The Thea Sisters And The Mystery At Sea
- 7. A Song for the Thea Sisters
- Mouseford Academy
- 1. Drama at Mouseford
- 2. The Missing Diary
- 3. Mouselets in Danger
- 4. Dance Challenge
- 5. The Secret Invention
- 6. A Mouseford Musical
- 7. Mice Take The Stage
- 8. A Fashionable Mystery
- 9. The Mysterious Love Letter
- 10. A Dream on Ice
- 11. LIghts, Camera, Action!
- 12. Mice on the Runway
- 13. Sea Turtle Rescue