Presents a list of 52 earth science concepts in order of their ranking by a panel of earth scientists asked to judge importance for inclusion in the school curriculum. (AL)

Proposes preparation of urban engineers through interdisciplinary systems engineering research in order that technology may be applied to urban problems such as transportation, environment, and housing. Summary of report by the Urban Engineering Study Committee. Complete report available at

Examines the relationships between mental maturity and achievement in three types of science concepts-classificational, correlational, and theoretical. (AL)

The La Ronge Ecology Project is the development of various educational ideas into an innovative curriculum. Science concepts are taught in the framework of ecology using audio-visual techniques, individual experiments, and games. (Author/MF)

Paper presented to the Fifth Rehovot International Conference on Science and Education in Developing States," Weizmann Institute of Science, Israel, August 1969. (VM)

One hundred ten secondary school chemistry students were given two tests after programed instruction. Researcher concludes from comparison of results that there was a significant difference between the two tests. The experimental test, based on Bloom's Taxonomy, discriminated between higher and lower cognitive levels and categories. (JM)

Describes a six-week Yeshiva University Skill Center summer program in science and language arts for disadvantaged upper grade elementary school children. Individualized science activities emphasize manipulation of materials. (JM)