Conclusion is that it is not necessary to record the behavior of every pupil or an entire class in order to adequately measure a specific dimension of the classroom. Rather, observational efficiency can be attained through the utilization of sampling procedures for a given type of classroom situation. (Authors)

Research was conducted in an elementary school to compare the effectiveness of decimal-common fraction sequence versus conventional sequence for the teaching of arithmetic. A pretest and a posttest design was adopted. Analysis of data revealed no significant difference between groups on achievement measures. (PS)

Reported are a study to determine sex stereotyping and a follow-up study to determine what effect, if any, the strongly stereotyped views children hold have on their political attitudes and beliefs. (Author/CB)

Presents results of action research which had the goal of producing concepts and topics that would permit students to get creatively engaged in mathematical analysis and problem solving. The method used, called Turtle Geometry,'' is concerned with programming a moving point to generate geometric forms. (DT)

Pre-experimental predictions that an increase in grade would be paralleled by an increase in degree of meaning conditioning, in amount of awareness, and in amount of conditioning with awareness were not supported in this investigation, consideration of possible reasons for such a result help clarify the nature of meaning conditioning. (WY)

Presents research patterned on two earlier studies by the Crandalls 1963, 1964 on the effects of praise, criticism, and nonreaction on 10-year-old children involved in a marble-dropping task. The subjects tended to increase in performance and decrease in achievement expectancy when criticized. Table, graphs, and bibliography. (RW)

Study supported in part by the Institute for Child Study of the University of Maryland.

Replicates an earlier study that concluded that skilled comprehenders were relatively unaffected by whether a word was known. (HOD)

Reports the findings of a study designed to determine the perceptions held by high school graduates toward the informal learning environment that they had experienced in the fifth grade and to add to the research findings on open education. (FL)

The acquisition by preadolescent and late adolescent students of two kinds of information from brief texts was assessed: premise information and inference information. Age differences were obtained in inference performance. However, when the texts provided sufficient contextual support, the inference performance of preadolescents was equivalent to…