Curated OER
Gridding a Site
Students establish a grid system over an archaelogical site. They label each grid unit. They determine the location of artifacts within each grid unit. They construct a scientific inquiry concerning the location of artifacts on the site.
National Wildlife Federation
Quantifying Land Changes Over Time Using Landsat
"Humans have become a geologic agent comparable to erosion and [volcanic] eruptions ..." Paul J. Crutzen, a Nobel Prize-winning atmospheric chemist. Using Landsat imagery, scholars create a grid showing land use type, such as urban,...
Curated OER
The Unseen Ocean Floor
Students build ocean floor structures, then map and model an unfamiliar ocean floor. They are introduced to bathymetry and sea floor features, and discover one of the most widely usd methods for studying the ocean.
Curated OER
The O Zone-Code Read Alert
What are the effects of an air quality alert? Expert groups receive one component of air quality information resources to study. Pupils then jigsaw into new groups and share their knowledge. Finally, they draft a statement of what they...
Curated OER
Cherishing the Water of Life
Learners work in small groups to brainstorm a list of all creatures, plants, natural, and artificial processes that use or depend on fresh water. The class views an aquarium filled with water representing all the water in the world. The...