 Read/post comments
 - rated 17 times
To rate this resource, click a star:
|
Overview:
The teacher puts up a timeline that shows students' age relative to geologic time.Author/Source:
Janulaw, Sharon Grade level:
K-2 Time:
20 minutes Concepts:
Correspondence to the Next Generation Science Standards is indicated in parentheses after each relevant concept. See our conceptual framework for details. - Life has been on Earth a long time.
Teacher background: |
