For one little boy, a regular day at school is turned upside down. A band of dinosaurs are there to wreak havoc in the classroom, but the grown-ups cant see them Can he convince the dinosaurs to behave? Prepare for a school day that is far from ordinary in this hilarious new picture book from the be...

For one little boy, a regular day at school is turned upside down. A band of dinosaurs are there to wreak havoc in the classroom, but the grown-ups cant see them Can he convince the dinosaurs to behave? Prepare for a school day that is far from ordinary in this hilarious new picture book from the bestselling author and illustrator team behind DINOSAURS IN THE SUPERMARKET.