The teachers in a program to increase the number of black and Spanish-speaking students in physics courses explain the problems, techniques used, and advantages. Included is an outline of the syllabus drawn from HPP, PSNS, and computer programs in BASIC. (DS)

Frequent textbook errors about radioactivity are discussed Examples include deflection of alpha particles by thin foils, radioactive decay, and binding energy. (DS)

Presents the instructional procedures used in a team teaching situation. Identifies advantages and problems encountered in cyclic approach to demonstration, laboratory, programed, and large group activities. (DS)

Author of Schools Without Failure" provides explanations for some of the possible reasons why some children are unmotivated and fail. Provides a philosophy of how to teach the unmotivated. Suggests need to get the students involved, to teach relevant material, to get students to think, and to avoid measuring students against each other. (DS)

History, design, and evaluations are presented for electrostatic motors. Illustrations. Bibliography. (DS)

Describes organization of Indian educational system, with emphasis on science education, as background for description of binational conference to plan improvement of college and university biological education. (AL)

Describes the use of the air track for some instructive physics experiments. The technique of combining an air track with strobe photography is discussed. Bibliography. (LC)

Presents the procedures, results, and conclusions of a study to compare students of CHEM Study chemistry and traditional chemistry in terms of achievement in chemistry and level of critical thinking. CHEM Study students achieved at a significantly higher level than tradiational students, but there was no significant difference between the groups…