In recent years, biodiversity has received a great deal of attention worldwide, especially in environmental education. The reasons for this attention are the increase of human activities on biodiversity and environmental problems. The purpose of this study is to investigate biology student teachers' conceptual frameworks regarding biodiversity.…

Fifty-two University of Georgia juniors in a Competency Based Teacher Education Program employed two families of teaching models while teaching in two elementary field centers for three consecutive quarters. Observation revealed that four models were extensively implemented in grades K-5 while two were selected less than half the time. (Author/JC)