Thea Stilton - Mouseford Academy #5: The Secret Invention

Hurray: we’re going back to school at Mouseford Academy. (Think Enid Blyton’s Malory Towers – but with lashings of cheddar on top.) What’s new? Well, the students are taking part in a massive science fair. Mice from schools around the world are chasing the top prize. The Thea Sisters want to win. But so does Ruby Flashyfur. And she’s a big smelly cheater! Can the mice play nice? And pssst: what about that special invention? The towers and corridors of your favourite mouse school are hiding a thrilling secret…