The activity described in this article poses a question, provides evidence needed to answer the question, and uses a cooperative learning structure within which students analyze the evidence and create their own questions. Students see how a single cause can interact with two natural systems--the water cycle and the bald eagle food chain--to…

Describes a study designed to determine whether teachers' unconscious classroom behaviors and teaching strategies showed gender or racial bias. Included in the article are strategies for change. (ZWH)