Curated OER
The Grand Canyon
Fourth graders study the Grand Canyon. They research the Grand Canyon and locate the Colorado River on the map of Arizona. They discuss erosion and read how sedimentary rock was formed. They view photographs of the Grand Canyon and...
Curated OER
"The Site Every American Should See"
Students research the natural wonders of the Grand Canyon. They write a descriptive paper about the Park. They also write a speech about why the Grand Canyon should be preserved.
Curated OER
Erosion in Freshwater Ecosystems
Students explore the concept of sediment pollution. In this erosion lesson, students discuss the process of erosion and determine how sediment pollution affects animals that live in freshwater ecosystems. Students respond to questions...
PBS
Earth’s Ever-Changing Surface
The Grand Canyon formed between five and six million years ago, but is it still changing? Scholars explore 10 sites in the United States, including the Grand Canyon, to better understand the geoscience processes that formed these...
Curated OER
Bryce Canyon National Park: Hoodoos Cast Their Spell (64)
Students explore the natural wonders of this once remote area in Utah and explore how it became a popular tourist destination in the early 20th century. They examine how the region was used by Mormon settlers, scientists and the government.
Curated OER
Plop! Plop! Fizz! Fizz!
Fourth graders study physical and chemical weathering. They explain how the processes of weathering and erosion change and move materials that become soil. They create a K-W-L chart to show what they know and list what else they would...
Curated OER
Weathering and Erosion: Some Ways the Hydrosphere Affects the Geosphere
Students explain the causes of erosion, describe the effects of erosion, and devise a method of preventing erosion. They model the before-and-after-effects of erosion.
Curated OER
Using Cause and Effect to Write in Science
Fifth graders brainstorm processes or forces that cause Earth's surface to be changed.