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About the Prehistoric World
Photo: T. rex skeleton on display in museum

Cretaceous Photo Gallery

Explore the age of reptiles.

See the Photos
Image: Precambrain age

Precambrian Time

Earth's earliest geologic age set the stage.

Get the Facts
Image: Dinosaur extinction

Dinosaur Extinction

What killed the dinosaurs?

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Image: Cambrian period

Cambrian Period

It produced Earth's greatest burst of life.

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Related Features
Image: A dinosaur

Extreme Dinosaurs

A bizarre gallery of Mesozoic monsters prompts John Updike to ask: What has evolution wrought?

Find Out More
Image: A dinosaur

Dinosaur Death Traps

In China's Gobi desert, paleontologists are uncovering pits of dinosaur fossils stacked five deep. What happened here? Learn more through videos and games from the National Geographic Channel.

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Image: Dinosaur brainteaser quiz

Kids: Dinosaur Brainteaser

Test your dinosaur smarts with this quiz, and learn about prehistoric animals!

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Image: A dinosaur

Dinosaur Quiz

Sure, you've seen Jurassic Park, but how much do you really know about dinosaurs? Test your dino I.Q. and find out.

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Image: A dinosaur and Xpeditions logo

For Educators: Dinosaur Bingo (PDF)

Teachers, transform a lesson in prehistoric biology into a game of dinosaur bingo with our lesson plan, fact sheet, and bingo playing card and playing pieces. (PDF Help)

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Prehistoric World Topics

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Photo: Hot spring in Ethiopia's Danakil Depression

Pathways to a Greener World

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2008 Grand Prize Winner

Photo Gallery

See who won this year’s grand prize trip to the Grand Canyon!

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Photo: Sea Monsters movie poster

Dive into swarming prehistoric seas with the companion book to the movie Sea Monsters.

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National Geographic Kids

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Play games, watch videos, and much more in this just-for-kids site.

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