The purpose of the current study is to investigate the effectiveness of unstructured, semi-structured, structured hands-on modeling activities and traditional teaching methods in developing academic achievement, problem-solving skills, and scientific creativity in prospective science teachers in the subject of the human circulatory and respiratory…

Compares Reform of Secondary Education (ROSE) students' and nonROSE students' perceptions of five psychosocial dimensions of their science practical tasks: student cohesiveness, open-endedness, integration, rule clarity, and material environment. Contains 17 references. (DDR)