Curated OER
Earth's History
Sixth graders investigate how fossils are formed. They analyze a photo of the Grand Canyon, and create a fossil cast and mold using plaster of paris and shells.
Curated OER
Geology and the Battle of Gettysburg
Students create geologic maps of the Gettysburg battlefield. In this geologic skills lesson, students consider the variations of Earth's surfaces and explore strategies employed by the North and South in the Battle of Gettysburg to...