Discusses the concept energy" in terms of its use as a unifying theme in secondary school science courses. (AL)

Describes a small-scale study which indicates that specially designed television programs can stimulate student achievement in later, related, instruction. (AL)

Describes some characteristics of teachers that were significantly correlated with observed changes in students' achievement of some PSSC objectives in Victorian schools. (AL)

Outlines the changes in concepts of atomic structure, and describes the search for quarks. (AL)

Research recently completed or in progress is listed and discussed sufficiently to show its context. Areas covered are: environmental variables, teacher characteristics and training, classroom interaction, learning studies, curriculum evaluation, and test construction. (AL)

Student answers to free response written report asking for reasons why they found science easy or hard to learn are analyzed. (AL)

Describes the use of a performance test developed to assess students' problem solving ability and some practical skills in chemical analysis. (Author/AL)

Compares first year performance of science and engineering university students with and without PSSC Physics in high school. PSSC students, particularly those of high ability, performed better. (AL)