Science programmes which prepare students to read critically and respond thoughtfully to science-based reports in the media could play an important role in promoting informed participation in the public debate about issues relating to science, technology and society. Evidence based guidance about the practice and pattern of use of science-based…

Discovery teaching advocates minimal teacher guidance. Materials from two curriculum development projects were evaluated with respect to this guidance. Results indicate a considerable discrepancy between curriculum intention and reality, as measured by the degree of teacher guidance afforded in the projects' instructional materials. (CP)