Investigated gender patterns with respect to entry rate, project topic, and project type in a state-level science competition. Reports that for the past 20 years the participation rate has been greater for girls than for boys. Boys are more likely than girls to prepare physical, earth, math/computer, and experimental research-based projects. (45…

Describes changes and effects of the Israeli paper-and-pencil matriculation examination in biology since first analysis in 1972. The examination has been significant for implementing an inquiry-oriented high school biology program based on the Biological Sciences Curriculum Study. Implications for upgrading science education are discussed.…

Science Curriculum Improvement Study (SCIS) students in grades 4-6 were used to investigate ecological concept formation. Researcher-designed, multiple-choice and free-sort tasks were administered. Statistics utilized included analysis of variance, Spearman correlation, multiple regression, frequency distributions, and latent partition analysis.…