Science education frameworks in the United States have moved strongly in recent years to incorporate more dimensions of learning, including measuring student use of scientific practices employed during scientific inquiry. For instance, the Next Generation Science Standards and related multidimensional frameworks adopted or adapted recently by more…

Criticizes the Ring and Novak article in terms of factor identification, conclusion validity, and random nature of fact retention. Indicates that their reported evidence is insufficient to support the conclusions. (CC)

Lists six problems related to descriptive data and to factor analysis performed in a previous research study reported in this journal. Includes the authors' response to the suggested weaknesses of their study. (JN)

Describes the design of an instrument to measure the attitudes of teachers toward metrication, and reports on its reliability and validity. (GA)

Reported is a study designed to estimate reliability of a Q-sort self-concept instrument for science teachers and science students. (Author/SA)