Hi, what do you want to do?
Curated OER
Bottled Water Ban
Convenience, taste, portability ... what's not to love about bottled water? Apparently, a lot. Scholars analyze the four main arguments supporting and opposing the sale of bottled water. They explore the health, environmental, and...
Annenberg Foundation
Geometry 3D Shapes: 3D Shapes
Explore vocabulary related to three-dimensional shapes. An instructional website describes the characteristics of different geometric solids. Learners can use an interactive component to view nets, faces, vertices, and edges of common...
Curated OER
National Park Service: Lewis and Clark National Historic Trail
Lewis and Clark National Historic Trail is approximately 4,900 miles long, extending from Pittsburgh, Pennsylvania, to the mouth of the Columbia River, near present day Astoria, Oregon. It connects 16 states. Today, visitors can follow...
Curated OER
National Park Service: The Department of Everything Else: The Conservation Movement
This chapter on the Conservation Movement, from the presidency of Benjamin Harrison, through the substantial support in the presidency of Theodore Roosevelt, to the pulling back in the presidency of William Howard Taft, is from an online...