Describes an exercise in which senior high school biology students used a computer to simulate genetic mapping. The exercise was designed to enhance the students' grasp of the concepts of linkage and crossing-over. (JR)

Discusses the importance of microorganisms in chemical pollution and pollution abatement. Selected chemical pollutants are chosen to illustrate that microorganisms synthesize hazardous substances from reasonably innocuous precursors, while others act as excellent environmental decontaminating agents by removing undesirable natural and synthetic…

Discusses the unusually aggressive Brazilian honeybee, which exhibits many of the attributes of its African antecedants. Describes its abundance and distribution, behaviorial characteristics, future spread, and the potential impact of the Brazilian bee in North America. (JR)

The purpose of this article is to indicate some of the more useful materials and training programs for teaching about the judicial process. (KM)

To familiarize students with a range of occupations, the staff of a junior high school has assembled material in the school library so the students can research jobs connected with industrial arts, metalworking, drafting, and graphic arts. (AG)

Author reviewed two books: Schools of Hellas by Kenneth John Freeman and The Educational Theories of the Sophists by James L. Jarrett. (RK)

Law-focused career selection requires knowledge of the vocational development process and occupational information on law-related careers. (KM)

Describes the daily work activities of one Susan Beckett, a Chicago-based consultant for Motivational Learning Programs, Inc. (GB)

International units on art, on international development, and bibliographies of materials for teaching an international unit, and on foreign holidays and festivals are presented. (KM)

A brief summary of the state of agricultural research in the United States. The agricultural research system is finely attuned to the immediate needs of its clients, as evident in its response to the attack of corn blight in 1970. (JR)

Outlines the problems facing the United States with mineral reserves being depleted, and the consumption of minerals outstripping production. Expresses concern about the deteriorating mineral position, and the ignorance and confusion of the public with respect to mineral production and supply, energy requirements, and environmental consequences.…

Analyzes the nature of the learning process and attempts to show how the three components of a reinforcement contingency, the stimulus, the response and the reinforcement can be utilized to increase the efficiency of a typical science learning experience, the excursion. (JR)