Curated OER
Lotic Environment Lesson Plans
Learners create and conduct experiments on a "classroom river habitat." They manipulate the biotic and abiotic factors so that they are able to compare an artificially prepared river model to a naturally occurring lotic ecosystem.
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.
Science Education Resource Center at Carleton College
Serc: Investigating the Ecology of Goldenrod Galls Through Biological Sampling
In this biology field lab exercise, students conduct a stationary population study of goldenrod galls. They examine a host of factors including goldenrod plant density, goldenrod gall density, gall height, gall mass, larval exit hole...
Other
National Science Digital Library: Smile: Habitat Overcrowding
Experiment with crowd control in a garden. Students will test what happens to radish plants observing who survives, who gets the most food, water and sunlight.