Curated OER
Erosion
Fifth graders study what erosion is, what causes it, and ways to slow its progress. They complete an experiment that depicts soil moving down a slope as water is poured on it to show how moving water erodes land. Next, they observe...
Curated OER
Arsenic Globally
High schoolers, using directed questions, identify five internet resources. They use these resources to identify relevant information by highlighting those sections that address the provided questions. Students present the answers to...
Curated OER
Red River of the North Flooding 1997
Pupils describe factors that affect the flow of rivers and explain their relationships. They research the factors involved in flooding events. describe the effects of present and future practices in land use, and river control methods.