Organize and annotate Web sites for use in lessons.
The Butterfly Effect: a Lesson in Biodiversity and Interdependence
High School (9-12)
Feb 25, 2009
The focus of this lesson is to explore interdependence among animals and plants in an ecosystem. Students will read a classic Ray Bradbury story called A Sound of Thunder; research keystone species on the Internet; write a story about a keystone species which is extinguished and analyze the impact of its loss on other plants and animals in the ecosystem. The full text of this lesson plan is available from the author at email@example.com.