Cornell University
Build a Fuel Cell
Discover the connection between redox reactions and fuel cells. Collaborative groups build a Hoffmann Apparatus that demonstrates the electrolysis of water and then convert their models into a fuel cell. They use their fuel cells to...
Curated OER
Separation of Mixtures and Compounds For K Through 12
Students explore mixtures and compounds. In this instructional activity, students do an experiment to distinguish between mixtures and compounds. Students complete ten different phases of the experiment testing many different substances....