| Lesson Title (Description) | Grade Level | Lesson Type |
Understanding Geologic Time
A web-based module 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. |
3-5 |
Web activity |
Sequencing Time
Students assign relative and numerical times to events in their lives to understand how scientists developed the Geologic Time Scale. |
6-8 |
Classroom activity |
Understanding Geologic Time
A web-based module 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. |
6-8 |
Web activity |
Who's on First? Relative Dating
Students sequence familiar items and then do a similar sequencing activity using fossil pictures to learn how paleontologists use fossils to give relative dates to rock strata. |
6-8 |
Classroom activity |
Determining Age of Rocks and Fossils
In this series of lessons students learn the basic principles used to determine the age of rocks and fossils by using half-life in radioactive decay and stratigraphy. |
9-12 |
Classroom activity |
Understanding Geologic Time
A web-based module 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. |
9-12 |
Web activity |
