Curated OER
Physical and Chemical Changes
Eighth graders view a PowerPoint presentation that assist them in distinguishing between physical and chemical changes. They compare their observations of demonstrations to a list of clues recognizing types of changes.
Curated OER
Exploring Fish Anatomy and Commercial Fishing Gear
Students investigate commercial fishing by exploring the technical methods. In this environmental lesson, students identify the fish that are most commonly consumed by humans and trace their path from ocean to plate. Students examine...
Curated OER
How to Make Copperas from Pyrites
Learners produce copperas from iron pyrite nodules. In this chemistry activity, students determine the different applications of copperas.