Presents a summary of recent trends in enrollments in the major subjects (with an emphasis on the sciences) offered in British secondary schools. (JR)

Presented is the continuation of a previous article outlining the aims and methods of an evaluation of the Nuffield O-level biology course materials and their use. Presented is a discussion of the value of the course materials for achieving the objectives of the course, and the relationship between the course and the examination set for it.…

Describes and discusses the procedure for a demonstration, found in the CHEMStudy film "Shapes and Polarities of Molecules" and in the Nuffield Advanced Chemistry and Physical Science materials, to qualitatively illustrate the differences between polar and non-polar liquids. (PEB)

Reported is a study designed to identify the pattern of cognitive processes implied in teacher-made examinations in secondary school science in Lebanon and to relate the pattern to such variables as grade level, subject matter taught, and some teacher characteristics. Bloom's "Taxonomy of Educational Objectives: Cognitive Domain" was…

Describes an introductory lecture-demonstration for a physics class. The device transports a small steel ball from a starting point to a finishing point; along the way the ball goes through a number of steps. (RH)

Provides a background biography of coal and its place in our national development. (Author/PEB)

Described are some of the methods available for converting coal into "clean" energy. (PEB)

Background information on pond habitats and on the food pyramid is provided. Two learning activities for studying a pond are suggested. (DT)

A description is given of a class project concerned with examining a population problem and making some political decisions to solve it. A list of topics for the students to research as a basis for their decisions is provided. (DT)