Curated OER
Making a Food Web and Learning About Ecosystems
Third graders examine the difference between a food web and food chain. They also examine the importance of the sun in a food web and food chain. Students understand what happens when you remove parts of the chain.
Curated OER
Introduction to Simulation Project
Students create a simulated self-sustaining ecosystem. In this biology lesson, students examine the different food chain and ecosystems in their model. They recommend some improvements and changes to an existing ecosystem.