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Laetoli Footprints

Grades: 6-12
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The Laetoli footprints were formed and preserved by a chance combination of events—a volcanic eruption, a rainstorm, and another ashfall. When they were ...

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Accessibility: Auditory, Textual, Visual, Caption

Permitted use: Stream Only

© 2001 WGBH Educational Foundation and Clear Blue Sky Productions, Inc. All rights reserved.

Benchmarks for Science Literacy
NSTA National Science Education Standards


NOVA: "In Search of Human Origins"


Excerpted from NOVA: "In Search of Human Origins"

Project Credits

Contributor: WGBH Educational Foundation-grayscale

Funder: National Science Foundation-grayscale

Producer: WGBH Educational Foundation-grayscale