Curated OER
The Chemistry of Coal
Students investigate the chemistry of coal. This lesson serves as a review of conservation of mass, simple reactions and equation balancing. During the lesson, students research chemical components of coal, as well as environmental...
Curated OER
Arsenic Globally
Learners, 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 these...