Two Biological Sciences Curriculum Study (BSCS) approaches to teaching high school biology were employed to study the relative effects which different curriculum approaches might have on certain intellectual aptitudes of students. Subjects included 144 students enrolled in the BSCS Yellow Version and 143 students enrolled in BSCS Blue Version.…

Introduces biology teachers to the central ideas of Piaget's theory of intellectual development. Also presents a scheme of biology instruction and classroom procedures based on a Piaget-related theory of learning. (PEB)

Examines the relationship between Piagetian stage of development and achievement on the Australian Science Education Project (ASEP) unit "The Human Machine." Fifty-seven secondary school age boys took the Tisher-Dale "Understanding in Science Test" as a measure of cognitive development as well as the ASEP unit exam. The…

Reports results supporting the theoretical rationale that there are certain cognitive skills, including data interpretation, identification of assumptions and hypotheses, and controlling of variables, that appear to be necessary for successful understanding of the heterotroph hypothesis, as presented in the BSCS Blue Version. Implications for…

Studies the scientific curiosity and inquiry of 226 high school students from grades 10 to 12 who were studying the Israeli adaptation of the Biological Science Curriculum Studies (BSCS) program in eleven different schools representing city and Kibbutz Schools in Israel. (HM)

Twenty-three high school biology students were individually administered three conservation tasks (weight, volume, volume displacement). During one semester, they were examined over the course material using published Biological Sciences Curriculum Study (BSCS) Blue Version examination questions which were previously classified as requiring either…