In this paper, we present data related to how a Portuguese teacher developed the module "A big problem for Magellan: Food preservation." Students were asked to plan an investigation in order to identify which were the best food preservation methods in the XV and XVI centuries of Portuguese overseas navigation, and then establish a…

Described is an elementary school science program developed by the Biological Sciences Curriculum Study entitled "Science for Life and Living: Integrating Science, Technology and Health." Discussed are the rationale, unifying themes, organization, teaching model, implementation, development, production, and support for this program. (CW)

Notes that as the student progresses through school, science experiences hold a less positive view. Used are teacher interviews and classroom observations conducted to determine possible explanations. Points out that schools need to help students realize how much science affects their everyday lives. (MVL)

Examines the relative effectiveness of two different chemistry curricula. African American students enrolled in an inner-city high school who took ChemCom, a Science-Technology-Society-based science curriculum employing cooperative learning as an integral component, scored significantly higher gains on a standardized measure of chemistry…