Discusses experience of teaching inservice training courses to secondary physics teachers at a teachers' college in Northern Peru. Indicates that the materials used are at the level of the IPS and PSSC materials and most teachers lack practical experience in laboratory work. (CC)

Describes the conduct of a new course in Peru designed for physics teachers at the university level with emphases upon learning of up-to-date teaching and laboratory techniques. Included is a description of local degree programs and basic philosophy underlying teacher education. (CC)

Discusses the use of easily available audiovisual aids to teach a one semester course in astronomy and space physics to liberal arts students of both sexes at Queensborough Community College. Included is a list of teaching aids for use in astronomy instruction. (CC)

Inquires into the individual names and dates which are associated with the various perfect gas laws on the basis of published and historically researched works. Indicates the presence of eight features in giving a scientist credit for a scientific discovery. (CC)

Presents the first of a series of articles that discuss the perception of sound and music. This series of articles is intended to provide an introduction to the broad subject of high-fidelity sound recording and reproduction. (HM)

Describes the status of teaching physics at Xaverian High School, Brooklyn, New York. The enrollment of students in physics, instructional materials, laboratory activities, and coordination between physics and mathematics are described. (HM)

Describes how a group of teachers of high school and university physics in the Chicago area exchange new ideas and teaching techniques with each other. (HM)

Presents the answer to a question, which is intended for high school students, about the dispersion of white light by a glass prism. Why the high frequency waves travel slower than the lower frequencies in glass is also presented. (HM)

Describes a series of computer tutorial programs which are intended to help college students in introductory physics courses. Information about these programs, which are either calculus or algebra-trig based, is presented. (HM)