Suggested Topics within your search.
natural hazards 6-8 1 9-12 1 data 1 dinosaur 1 earth 1 extinction 1 more ...
natural hazards 6-8 1 9-12 1 data 1 dinosaur 1 earth 1 extinction 1 more ...
1
Published in 2014
Learn how experts joined forces to figure out what happened at the end of the Cretaceous, 66 million years ago. Meet Dr. Kirk Johnson, a paleobotanist and Sant Director of the National Museum of Natural History. While you may know about the extinction of large dinosaurs, you might not realize that...
Grade Level
6
7
8
Teaching Media
Videos or Animations
2
The Volcanoes of the World database provides a catalog of Holocene and Pleistocene volcanoes, and eruptions from the past 10,000 years.
Grade Level
9
10
11
12
Geoscience Organizations
Organizations