Curated OER
Biomass Energy
Junior ecologists relate how food chains and food webs route matter and energy through an ecosystem. They trace feeding levels of a food chain or food web through a pyramid of energy. As a reinforcement activity, learners construct three...
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
Ecological Citizen
Learners examine the interconnectedness of living and non-living things that constitute an ecosystem. They examine fallen trees,insects, living trees, leaves, food webs, and forests. They conduct various activities and write poems about...