Curated OER
Receding Waters
Students explore the effect of environmental factors on ecosystems. In this wildlife and ecology lesson, students identify and describe the stages in a frog's life cycle. Students participate in a simulation demonstrating the impact of...
Illinois Department of Natural Resources
Section Two: Why is Biodiversity Important?
Explore soil, genetic traits, natural resources, and pollution in a series of lessons that focus on biodiversity. Kids complete experiments to learn more about the importance of varied genes and organisms in an ecosystem.