|Comprehending Geologic Time|
This online calculator helps students understand the classic analogy of relating the geologic time scale to a yard stick. It will help reinforce the concept of the briefness of human history relative to the age of the Earth.
Intended for grade levels:
Type of resource:
No specific technical requirements, just a browser required
Cost / Copyright:
Copyright 1997-2001, Athro, Limited. All rights reserved.
DLESE Catalog ID: NASA-Edmall-623
Resource contact / Creator / Publisher:
Contributor: Athro, Limited