"Dig deep with Dinosaurs! to uncover the fascinating world of of these ancient creatures. Our six-foot-long fold-out timeline features over 100 of the most incredible dinosaurs that ever lived--from their first appearance about 230 million years ago through to their living descendants, the birds, today. Join our eagle-eyed explorer on his quest to find out as much as possible about these amazing creatures in his fascinating journal. Find out why the...