Curated OER
Bowen's Reaction Serives: Magma Differentiation
High schoolers investigate the differentiation of magma to form different minerals present in a rock. By using the model proposed by Bowen, they determine the depth, temperature, and composition of magma. Students explain why some...
Teach Engineering
What Makes Our Bones Strong?
So is that what you meant by rubber legs? The activity has pairs subject a chicken bone to vinegar and observe what happens over a period of days. Individuals then write up a lab report and document their observations and findings.
Curated OER
Chemistry And The Nitrogen Cycle
Students investigate the factors that compose the nitrogen cycle. The harmful effects of acid rain and ozone depletion are also discussed in the lesson. Students define the nutrient that is often limiting to plant growth through...
Curated OER
Make Your Own Biodegradable Plastic Stuff
Students identify the four basic natural resources. They distinguish bettween renewable and non-renewable resources. Pupils recognize that all natural resources are needed by living plants and animals. Students list consequences for...
University of Southern California
Mastering Microbes
Small but mighty! Learners explore the role of microbes in a healthy ecosystem. An engaging lesson asks pupils to design an aquaponics system that demonstrates that healthy microbes are necessary to maintain the ecosystem.
Curated OER
WHO CARES FOR THE LAND?
Students explore the importance of natural resources. They are given copies of the story, "Who Cares For The Land," and students follow
along as the teacher reads it. Students identify the key points in the story. (Soil, water and air...