This NEW Geronimo Stilton series spin-off is set in the Stone Age Who is Geronimo Stiltonoot? He is a cavemouse -- Geronimo Stilton\'s ancient ancestor.
The most precious artifact in the mouseum -- the Stone of Fire -- has been stolenGeronimo Stiltonoot and his cavem.
From dealing with dinosaurs to dodging meteorites, his life in the Stone Age is full of adventure THE Stone OF Fire Old Mouse City is in an uproar.
He runs the Stone newspaper in the prehistoric village of Old Mouse City.
This NEW Geronimo Stilton series spin-off is set in the Stone Age Who is Geronimo Stiltonoot? He is a cavemouse -- Geronimo Stilton\'s ancient ancestor