Describes five basic concepts, such as displacement, velocity, momentum, force, and moment of force. Discusses an experimental model to improve the intuitive understanding of acceleration in a straight line and a non-linear situation. (YP)

Examines if a self-paced, interactive microcomputer delivery system can decrease the time needed and improve the level of mastery as compared with a traditional self-paced instructional approach. Uses high school physics students with five activities and reports that no differences were found. (MVL)

Presents teacher comments on audiovisual materials dealing with: biotechnology applications in immunology, agriculture, and cancer research; efforts to halt the eutrophication of Lake Tahoe; and banana slugs. Availability and costs of materials are included. (RT)

Discusses changes made since the publication of "A Nation at Risk." Presents a chemistry course in which scientific literacy is a major emphasis. Provides methodology for the course and a listing of the topics for instruction. Notes several criticisms of the approach. (MVL)

Argues that there are five domains of science education: knowing and understanding, exploring and discovering, imagining and creating, feeling and valuing, using and applying, and not just the two domains of content and process which many people view as being science. (RT)

Examined are some of the distinctive features of the biological sciences. Discussed are the use of models with case studies, universal principles, and alternative frameworks. (CW)

Presents a lesson on introducing writing into the science curriculum by using an experiment to illustrate the detrimental effect of tobacco smoke on human lungs. Outlines the materials, procedures, a summary of the project, extension activities, and additional information about the writing process. Two handout sheets are included. (RT)

Describes modifications and procedures needed for parasitic lampreys to be kept in a closed system. Presents information dealing with obtaining the organisms, tank modifications, temperature, feeding, disease prevention, and animal welfare. A discussion is included. (RT)

Described is a plan used in Iowa to remove stockpiled, unwanted chemicals from storeroom shelves. Points out that the plan takes 12-15 months to complete. Notes the average cost per district was $575. (MVL)

Presents an example of a greenhouse-effect experiment from the Climate Protection Institute. Analyzes the amount of carbon dioxide in ambient air, human exhalation, automobile exhaust, and nearly pure carbon dioxide by titrating with ammonia and bromthymol blue. (MVL)

Estimates that about 30,000 universities, colleges, and high schools produce a total of 4000 metric tons of hazardous waste annually. Discusses the difficulties that academic institutions have in disposing of small amounts of waste. Lists college courses with the potentially hazardous wastes usually produced. (MVL)

Describes the ENLIST Micros program and manuals based on results of a national needs assessment. The program name came from the object of the program to ENcourage LIteracy of Science Teachers in the use of Microcomputers. Listed are 18 objectives for training materials and 12 appendices. (YP)

Examines the use of a computer simulation program as a tool to help in the understanding of wave phenomena. After analyzing some of the main difficulties and common misconceptions about waves, features of the "Making Waves" software package are described. Figures showing a typical monitor display are presented. (YP)

This article focuses on the need to improve in a significant way the quality of science education in American society. The historical perspectives and the crisis in science education are described. Recommendations to the scientific community and federal government are suggested. (YP)

Evaluates the attributes of a microcomputer software package as a supplement to chemistry instruction. Reports higher scores among the students in a control group. Discovers no significant interaction between treatment and development stage. Discusses several implications for further research. Provides the General Chemistry Test and error analysis…