Teachers' Domain®
 

Organization:

Forgot Your Password?

Already have a TD account?

If you are already a Teachers' Domain user, sign in now to connect your Teachers' Domain and  accounts.

Your ID:  not your account?

Organization:

Forgot Your Password?

Signing in now will connect your  and Teachers' Domain accounts, so that in the future you will automatically be signed into Teachers' Domain when you come from .

Not yet registered?

Register now to download, share, and save resources. It's simple, safe, and free! Learn More

First time here?

As a  user, you may browse Teachers' Domain and view as many resources as you wish without registering.

However, for access to all fo the features of Teachers' Domain, we'll need a little more information. Learn More

You are now "Test Driving" Teachers' Domain

You may view up to 7 resources in this limited trial period.

You have 6 views remaining. Register now for unlimited free access and to download, share, and save resources. Learn More

You are now "Test Driving" Teachers' Domain

As a user, you may view as many resources as you like without registering.

Register now to download, share, and save resources. Learn more

About Registration:

Registering with Teachers' Domain is free and allows you to:

  • • View as many resources as you like
  • • Save, sort, and share resources using My Folders and My Groups
  • • Download resources to your desktop
  • • See standards correlations for your state

Thank you for "Test Driving" Teachers' Domain

You have viewed all seven resources permitted in this limited trial period. You may continue to browse the site, but to view, download, share, and save resources, you must register now. Registration is simple, safe, and free.

For more information:

Learn about our online Professional Development Courses, or review our Privacy Policy.

If you still have questions, please contact us.

Subtopic: Deep Time/History of Life

Resource Grade Level Media Type
Becoming a Fossil  

Becoming a Fossil
This video segment describes how the Australopithecus afarensis skeleton known as Lucy could have been fossilized. Footage courtesy of NOVA: "In Search of Human Origins."

6-12 QuickTime Video
Finding Lucy  

Finding Lucy
This Evolution video segment depicts the landmark hominid fossil finds by Don Johanson and his team in Ethiopia.

9-12 QuickTime Video
Fish with Fingers  

Fish with Fingers
In this video segment from Evolution: "Great Transformations," paleontologist Jenny Clack explains that vertebrates evolved fingers before they invaded land.

6-12 QuickTime Video
Genetic Tool Kit  

Genetic Tool Kit
The shared set of genes for body segments, possessed by all animals, are discussed in this video segment from Evolution: "Great Transformations."

6-12 QuickTime Video
Ingredients for Life: Carbon  

Ingredients for Life: Carbon
This video segment adapted from NOVA illustrates why carbon is at the center of life on Earth. It also asks whether carbon-based life might exist on other planets.

6-12 QuickTime Video
Ingredients for Life: Water  

Ingredients for Life: Water
This video segment adapted from NOVA goes on a whimsical journey in search of life forms thriving in extreme conditions on Earth and in outer space. Animations show ice on Jupiter's moon, Europa, and signs that water once existed on Mars.

3-12 QuickTime Video
Laetoli Footprints  

Laetoli Footprints
This Evolution video segment describes how the famous track fossils known as the Laetoli footprints might have been formed and what they can reveal about the creatures who left them.

6-12 QuickTime Video
Permian-Triassic Extinction  

Permian-Triassic Extinction
In this video segment from Evolution: "Extinction!", geologist Peter Ward discusses evidence for a Permian-Triassic mass extinction.

9-12 QuickTime Video
Radiometric Dating  

Radiometric Dating
In this video segment from A Science Odyssey: "Origins," scientists explain how Earth's age was determined by radiometric dating.

6-12 QuickTime Video
Transitional Tetrapod Fossil  

Transitional Tetrapod Fossil
In this video segment from NOVA: "Judgment Day: Intelligent Design on Trial," learn about the discovery of a well-preserved transitional fossil and how such transitional fossils support the theory of evolution.

6-12 QuickTime Video