The data from the present experiment suggest that distraction may interfere with attitude change by decreasing reception of the message, and may increase attitude change by increasing yielding to the message. (Authors)

Purpose of this study was to determine whether some major aspects of children's role-playing behavior can be coded reliably and whether role-playing behavior is related to role-problem characteristics and individual variables. (Authors)

It is suggested on the basis of these findings and others that the linear effect in previous studies is due primarily to a particular instructional set and is irrelevant to the study of uniquely semantic processes. (Author/CB)

Report summarizes the activities of a team of researchers in seven pre-school centers on Long Island, between October 1967 and April 1968. Aim of the project was to find a normative base for the construction of a new curriculum for pre-school children, in particular for those labeled disadvantaged.'' (Authors/CB)

Primary purpose of the experiment was to assess the effect of motivation, as manipulated by videotaping the experimental session, upon concept attainment. (Authors)

Study investigated whether the proportion of examinees who answer an item correctly may be influenced by the difficulty of the immediately preceding item. (Authors/MB)

Shows that, contrary to Piagetian Theory, formal thought in a variety of subject matters is not possible until sufficient requisite concrete background experience in each content area involved has been attained. (MH)

Differences in instructional sets did not yield any differences in learning. (AP)