Curated OER
National Park Service: Rio Grande Wild & Scenic River
Uncover the brief history and geology of the Rio Grande Wild & Scenic River. For further information, this resource will lead to Big Bend's National Park.
Curated OER
National Park Service: Oldest Rocks
Rocks can give us clues into the history of Earth. Learn what the rocks in the National Parks can tell us.
Curated OER
National Park Service: Fossils in Time Unit
For this lesson, students learn about the earth's past by studying clues that have been left behind, such as fossils and rocks. Students will find the answers to many questions: What is paleontology?, What is geological time?, What can...
Curated OER
National Park Service: Us Geological Survey: Weathering vs. Erosion
The USGS & National Park Service provide a description of the difference between weathering and erosion, and the difference between chemical and mechanical weathering.
US Geological Survey
Usgs: South Florida Virtual Tour
South Florida offers ecosystems unknown to the rest of the United States. Follow along with a tour of places like Everglades National Park, Big Cypress National Park and the Florida Keys to investigate these natural wonders.