Understanding Geologic Time is an informational tour in which students gain a basic understanding of geologic time, the evidence for events in Earth’s history, relative and absolute dating techniques, and the significance of the Geologic Time Scale.
Time Requirements
Teacher Preparation: 45–60 minutes to review the Teacher’s Guide and Tour
Tour: ~35–50 minutes (dependent on student learning and reading levels)
Grade Level
Geologic Time is appropriate for grades 5–10.
This recommendation is dependent on student learning and reading levels.
Preparation Steps
We recommend that you follow these steps before using the module with your students.
1. Read the Overview which provides a summary of the module.