Ankylosaurus, Barosaurus, Coelophysis—add to your dinosaur vocabulary with these 12 illustrations. Soon you'll be able to spot a Pachycephalosaurus from across the room.

The history of life on Earth is recorded in the planet's rock layers. Try your hand at reconstructing geologic history with this fossil-filled puzzle.

Discover how artists bring dinosaur skeletons to life with skin, feathers, and other features. Then try to create your own lifelike Velociraptor from a skeletal drawing.

Feathers serve many purposes, only one of which is flight. Examine their contours along with down feathers, semiplumes, and bristles.

Not all dinosaurs were huge creatures that shook the Earth when they walked. Put two dinosaurs in perspective with this drawing activity.

Put your scientific skills to the test to see if you can figure out tell by their footprints if dinosaurs were walking, trotting, or running. 

Piece together what Earth may have looked like approximately 220 million years ago when there was a single supercontinent, Pangaea.

Like today's crime-scene investigators, paleontologists study clues left behind. See firsthand what trackways—fossilized footprints—can tell them about dinosaur behavior.

Did you know Stegosaurus became extinct 66 million years before T. rex walked the Earth? Explore the planet's diverse eras and periods.

Dream up a dinosaur that you wish had once walked the Earth. Then flesh out everything from its stature and scientific name to its eating habits and parenting behavior.