Seventh graders discuss the loss of animal habitats and the importance of refuge areas for them. They collect small pictures of animals found in their state and glue them to an outline of their state according to their range. Finally,...

Students review and discuss a given set of questions regarding ecosystems. They analyze essays, maps and historical documents on timber harvesting and regeneration and then complete worksheets.

Students explore how climatic factors influence the growth of plants. They create an experiment to find how variations in water, light, and temperature affect plant growth and describe how precipitation and geography can affect the...