Dazzle your friends with mad facts and much more with this awesome book!

Do you know why there were more days in the year in dinosaur times? How many hours

it can take to excavate a dinosaur fossil? Step back in time and find out all the facts in this awe-inspiring black-and-white chapter book about the prehistoric world and the amazing creatures that once roamed Earth. You'll come face-to-face with spectacular reptiles that dominated the skies and seas while dinosaurs ruled on land - from towering forest browsers like Diplodocus and Barosaurus to the deadly Tyrannosaurus and Allosaurus with their bone-crushing jaws.

Packed with fun facts and the latest scientific theories as well as dramatic illustrations that capture jaws, claws, and teeth, you'll be up-to-date with the ever-changing world of dinosaurs.