Presents the results of an experiment designed to test two hypotheses: (1) a delay of two weeks at room temperature will have no effect on the viability of fertile chicken eggs and (2) refrigeration will have no effect on the viability of fertile chicken eggs. Experimenters were the author and two ninth-grade students. (PEB)

Using a box with a pinhole in one end, the diameter of the sun can be calculated with knowledge of the length of time required for the image of the sun to sweep out a measured arc. (CP)

Outlines the science courses taught in year 11 at Sacred Heart College in Australia. A feature of these classes is that all periods in all classes may be taken in laboratories designed and equipped for the particular subject. (MLH)

Presents a test designed to assess the "Understanding of the Nature of Scientific Enquiry" (UNSE) of Israeli students who studied the BSCS curriculum. Test results showed a 60 percent mastery level in knowledge of experimental methodology, indicating that the students had not mastered the type of tasks in the test. (MLH)

Asserts that technology has a place in the schools through three spheres: craft and design workshops, hobbies and technology centers, and normal science periods. The teacher need not radically change the content of current science courses, but rather teach the existing material in a technological way, by showing applications, and teaching…

Provides much background information on transportation problems and issues, and presents the policy decisions made by the U.S. Department of Transportation which developed its policies within the realm of complex economic and political considerations. (BR)

Describes the rationale behind Synectics Education Systems (SES) which is primarily a way of thinking. The main feature of the approach is the making of analogies. Two examples of applying the technique are given. Suggestions for using the technique in lesson planning are also given. (BR)

Describes a Pollution Control Center, established and manned by students, which dispenses environmental information, maintains a recycling center, provides speakers and many other activities. (BR)

Presents instructions for constructing an electronic device that provides the release of two spheres from the same point, one vertically and the other with a horizontal motion. (GS)

Lists a series of thought questions to stimulate a student to undertake his own interdisciplinary exercises to correlate his learnings in his own way. The statements are designed to challenge the mind, in order to develop a personal framework on topics such as life, the meaning of man, and the evolution and bondage of social structure. (BR)

Reports on research to see if value clarification would affect student attitudes toward science and biology and improve achievement in a BSCS Yellow Version biology course. Results indicated higher achievement by the group exposed to value clarification but no significant difference in attitudes between this group and the control group. (BR)

Presented are the main features of lung histology as a source for biology teachers. Includes background material on the lung as well as labeled photographs and drawings. (BR)

Describes an approach to chemistry for sixth form students which incorporates many practical applications of chemistry in the areas of pollution, drug problems and other areas. (BR)

Presents the intention of the GCE Examination Boards to increase the use of systematic chemical nomenclature and predicts the impact this increase will have on communication within the discipline and with the general public. (GS)