Curated OER
Chemical Resistance and Synthetic Polymers
Students participate in lab activities in which they examine immersion, stain resistance, and stress cracking of synthetic polymers. Students use their collected data to discuss service applications and possible performance of materials.
Cornell University
Hydrophobic Surfaces—Deposition and Analysis
Couches, carpets, and even computer keyboards now advertise they are spill-resistant, but what does that mean? Scholars use physical and chemical methods to coat surfaces with thin films to test their hydrophobic properties. Then they...
Curated OER
Sorting Plastics For Recycling
First, young chemists practice polymer identification by density and flame tests. With the data collected, they propose a method of separating polyethylene from other plastics and determine what property makes it desirable for recycling....
Curated OER
The True Cost of Coffee
Learners examine the economic, health and environmental risks of being a one-crop country. They explain the risks of relying on one crop. They also identify the factors that resist change.
Virginia Department of Education
Adaptation and Evolution
Um may be the atomic symbol for confusion, but it won't be needed in this lesson. Scholars rotate through seven stations completing experiments, hands-on activities, writing exercises, and analysis. Stations include material on...
Omaha Zoo
Monitoring Amphibians
What sort of shoes do frogs wear? Open toad sandals. If your scholars want experience collecting field samples, this is the lesson for you. After learning the proper way to collect field samples, pupils catch amphibians to test for...
Carnegie Mellon University
Consumer Preferences in Lighting
What is a watt? This tongue-twisting, mind-bending question and others are answered through this instructional activity on the different lighting options available. With the support of a PowerPoint, teach your physical science class...
Brown University
Youth Activism and the Dakota Access Pipeline
Do young people have a role in social movements? Should they? The involvement of young people in the Dakota Access Pipeline is the focus of a resource that asks class members to examine letters written by native youths who oppose the...
Curated OER
Biodegradability
Students study the effects of water, salt water and heat on common household materials. They separate an emulsion and show that the materials are completely recoverable and observe the effect of acetone and water on polystyrene.
Curated OER
Comparing Different Energy Resources
Young scholars examine the advantages and disadvantages of the different sources of energy. For this energy lesson students complete an experiment and worksheet.