Explains vast applications of simple harmonic motion in many fields of physics. With examples of 16 phenomena governed by the law, the author points out in conclusion that phenomena which may look like simple harmonic motion may not be in reality. (PS)

Comments on The Potential for Energy Conservation,'' a study by the Office of Emergency Preparedness, emphasizing the coming dependence on foreign oil, and presses for government influence to encourage development of more efficient cars. (AL)

An understanding of the meaning of words used by people through the centuries reveals much about the history of the time examined. The study of language provides archival resources to man's development. (JB)

Suggestion is made that social studies classrooms become centers for inquiry into student activism and discontent with the educational system. Guidelines for selection of topics for investigation and selection of resource materials are included. (SM)

An analysis of student and program evaluation precedes an annotated bibliography of sources: organization, reference works, evaluation programs, tests, journal articles on evaluation, and monographs on instructional objectives. (JB)

Twelve new experiments in biology are described by teachers for use in classrooms. Broad areas covered include enzyme action, growth regulation, microscopy, respiration, germination, plant succession, leaf structure and blood structure. Explanations are detailed. (PS)

This transition, observed with an inexpensive ultraviolet photometer, is a potentially useful experiment for an advanced freshman class because it introduces several concepts of general physical interest. (DF)