Discusses the making of a light engine powered by sunlight or a lamp. Describes the materials and construction method with detailed specifications and diagrams. (YP)

Discusses some historically important reference systems including those by Newton, Leibniz, and Galileo. Provides models illustrating space-time relationship of the reference systems. Describes building models. (YP)

Discusses the use of saline solutions for demonstrations of buoyancy showing oscillations of the Cartesian diver. Describes the physical principles, preparation, and instructional uses for the demonstration. (YP)

Presents a programed method that inventories and classifies hazards. 8iscusses the following topics: (1) student and hazard source, (2) elimination of the source, (3) adaptation of the source, (4) isolation of the source, (5) adjustment of the surroundings, (6) isolation of man, and (7) personal protective equipment. (MVL)

Describes the peat to coal process. Investigates the organic, inorganic, and sulfur components of coal. Outlines how varying percentages of each are formed. (MVL)

Provides a point of view that the organic lab is a good place for the student to use and learn problem solving skills while performing the cookbook experiments. Notes that an equilibrium between the theoretical and practical aspects of organic chemistry should be established. (MVL)

Describes an intelligent tutoring system named MENDEL, including problem GENERATOR, TUTOR, student MODELER, ADVISOR, hypothesis CHECKER, and problem SOLVER. This software may be used by high school or university biology students as a tool for learning concepts and problem-solving strategies in transmission genetics. (YP)

Described is a method for discriminant analysis which uses the multiple regression facilities offered by many microcomputer statistical packages. This method is illustrated with an ecological example using the MICROTAB statistical package on a BBC microcomputer. Compares these results with an analysis of the same data using SPSS X. (Author/CW)

Contained are a variety of articles given at the symposium including descriptions of graduate programs in China, The United Kingdom, and India; discussions of teaching methods for use with biochemistry classes at the high school and college level; a discussion of practical biochemistry textbooks; and technical articles. (CW)

Compares the abilities of pre-nursing and mainstream chemistry students in general chemistry courses. Finds no significant difference between the populations. Lists topics covered, representative test questions, and performance comparisons. (MVL)

Discusses the driving force behind interdisciplinary research organizations such as intellectual and socioeconomic needs, skepticism of the organizations and questions of research quality. Elements of successful organizations including three approaches on tenure-promotion decisions are described. (YP)

Describes the procedures, organizational pattern and design of basic soils course used by teaching assistants. Cites studies which support small-group discussion for promoting higher levels of intellectual functioning. Presents tables showing survey evaluation results of this method. (RT)

Explores the issues of sharing data with other parties. Describes some examples and a proposed solution to the problems. Summarizes survey research on attitudes toward this issue. (YP)

Discusses the identification of the dimensions of conflict in resource use. Presents some views on broad methodological issues in resource and environmental evaluation. (Author/RT)

Describes a dilemma between scientific research and the supporting budget. Discusses the budget proposal for fiscal year 1989, criteria for priorities, and government organization for science and technology budgeting. Suggests an active role for setting priorities across scientific fields. (YP)