Students explore ecosystems. In this ecology lesson, students read an article explaining ecosystems. Students create a visual organizer with index cards using components of various ecosystems.

Students investigate the environment by participating in a class trip. In this pond ecosystem lesson, students define a list of vocabulary terms associated with ponds such as invertebrate and metamorphosis. Students attend a field trip...

Third graders research ecosystems, the work of ecologists, John Muir's contribution to the environment and an endangered species of their choice. They read books, participate in discussions, and write reports.