Curated OER
Caldecott Tunnel
Learners visit the Caldecott Tunnel. They examine dark brown basalt and the gray-green sedimentary rocks and draw picture of the rock layers in the cliff face. In addition, they write a short paragraph describing what you observe about...
Curated OER
My Time
Middle schoolers create a timeline of their lives. In this timeline lesson, students discuss relative and absolute time. They use events in their lives to create categories on a timeline. They link this lesson to geologic timelines.