Time Machine Trouble

Geronimo Stilton and his Heromice team are testing out a new invention: the Heromice Time Machine. But when they activate the machine, something goes wrong and they are accidentally transported back in time to the prehistoric era!
Geronimo and his team must find a way to get back to their own time before they are stranded in the past. But it won’t be easy. They are surrounded by dangerous dinosaurs and hostile cavemen. And there is a mysterious time traveler who is determined to keep them in the past.
Geronimo and his team must use all of their skills and resources to survive in the prehistoric era and find a way to get back to their own time. They must also learn to work together and trust each other if they want to succeed.
Time Machine Trouble is an exciting and adventurous story that teaches important lessons about teamwork, perseverance, and the importance of friendship. It is a great read for children of all ages.