"Long ago, dinosaurs ruled the Earth. Then, suddenly, they died out. For thousands of years, no one knew these giant creatures had ever existed. Then people began finding fossils -- bones and teeth and footprints that had turned to stone. Today, teams of experts work together to dig dinosaur fossils out of the ground, bone by fragile bone. Then they put the skeletons together again inside museums, to look just like the dinosaurs of millions of years...

Describes the work scientists do to find out more about these huge prehistoric animals.

Examines different kinds of fossils, how they are formed, and what they say about the world.

"A young boy and his friends dig in their sandbox and pretend to be real paleontologists digging up dinosaur bones, showing what it's like to be a professional paleontologist"--

Describes the possible appearance and behavior of this large dinosaur and the fossil discoveries providing this information.

Millions of years ago, a variety of dinosaurs lived in what is now part of Asia. Giant plant-eaters and all sizes of predators lived together. Investigate what dinosaurs life was like long ago.

Predators, prey, and scavengers lived millions of years ago in an area that is now Garden Park, Colorado. Find out how they survived in a land with conditions that were far different from those found there today.