This questionnaire, developed for use in evaluation of the Harvard Project Physics curriculum, consists of 90 Likert scale items selected to measure seven psychological variables: (1) dogmatism, (2) authoritarianism, (3) rigidity, (4) need-achievement, (5) order, (6) affiliation, and (7) change. Items were taken (with permission) from other scales…

Reported is an instrument, the Science Student Observation Instrument (SSOI), designed for use in activity-centered science classes in desegregated urban junior high schools. Use of the instrument will enable the observer to compare classroom behaviors of black and white students, to determine the extent of interracial interactions, and to…