Operation Waste Watch is a seven-unit program for grades K-6 which addresses such topics as litter control, recycling, and resources recovery. It is designed to instill in students positive feelings about the environment. (DS)

Discusses various topics in microelectronics to aid those teaching modern electronics for the first time, including, among others, the slang name "micro," attitudes of examining boards, rapid obsolescence of electronic devices, costs, analog systems, and digital systems. (SK)

Reports results of a study designed to determine how well several forms of adjunct questions establish encoding by visual imagery, and whether such coding enhances performance compared to questions designed to encourage verbal encoding alone. (CS)

Outlines an approach for interpreting the influence of social factors on the directions in which secondary school science curricula have developed and explores the influence of the institutional context of comprehensivization on emerging science curriculum in Great Britain in the 1960s. (Author/DS)

Many didactical difficulties encountered in contemporary school physics are due to an outdated philosophy of science as illustrated by the energy concept, an example of a theoretical term which cannot be defined operationally with the help of simple measurement operations. (Author/DS)

Briefly describes the Department of Education's philosophy and degree programs in science education at Southampton University in the United Kingdom. Includes an annotated list of seven current research projects in the education department. (DS)

Discusses the effect of silhouetting a vertical vibrating string against a television screen. The article also reports the usefulness of the effect in tuning stringed instruments and as a possible basis for lecture demonstrations and student discussions and investigations. (HM)

Describes an experiment for the use of a tilted plane as a two-dimensional uniform gravitational field to demonstrate the motion of projectiles, to determine the fundamental laws of mechanics, or to study the focusing properties of the uniform field. (SK)

Reviews the tradition of teaching and learning of organic chemistry in high school courses. Includes an analysis of present student performance and possible directions of future chemistry programs. Report is based on research of instruction and learning of organic chemistry in 90 high schools. (Author/JN)

Describes several elementary science learning experiences and activities concerning the concept of space. Activities described include tracing children's shadows at different times of day, moon observations, and planetarium activities. (DS)

Describes and evaluates the effectiveness of some optical media enabling visually impaired students to become active learners in the science classroom. (SK)

Described is the secondary science teacher's answer to the needs of their limited English proficiency students. Topics include the parallels between acquiring a first and a second language, the kind of learning environment most conducive to language learning, and scientific processes which are used for instructing students with English as a second…

Discussed are incorrect uses of matriculation examinations. Suggestions are made for possible changes in the secondary school systems including several types of senior secondary schools for those not seeking employment after four years of schooling. Recommendations are made for ways of matriculation examination scores. (DS)

The authors provide criticisms of the teaching of organic chemistry in the United States. They suggest that changes be made in the method of presentation of the material, with topics introduced early in the course providing framework for subsequent material. (Author/SA)

Describes an introductory physics laboratory course, used at the University of California in Berkeley, designed to teach students some general intellectual skills. Results of the course evaluation are also discussed. (HM)