Good starting point for students needing to do research on dinosaurs. Find quick facts and dates, follow links to articles on fossils, the Mesozoic era, and reptiles, and click links to access some of the best dinosaur resources on the web.

Take a tour of the dinosaur floor and you'll read several theories about why dinosaurs became extinct.

Test how 'dinosaur smart' you are by taking this dinosaur quiz by Scholastic. Learn interesting facts about dinosaurs while you take this quiz.