Discusses the size-weight illusion that occurs when a person lifts two equal-weight objects differing in size and perceives the larger object as lighter than the small object. Describes several inexpensive techniques for demonstrating the size-weight illusion and reviews some relevant issues concerning this phenomena. (MJP)

Examines some of the effects of the Computer Society of South Africa's computer literacy training projects for educationally disadvantaged students, and explores the need for future research in this area. Motivation, expectations, and student attitudes are discussed. (JKP)

Reports on a laboratory experiment where students measured their heart rate, blood pressure, mood, alertness, and cognitive performance. Measures showed significant circadian heart rhythm variations. They were strongly correlated and peaked at different times. Discusses the implications of this and students' reactions to the experiment. (MJP)

Describes a demonstration that recreates the central features of taste aversion (learning to avoid distinctively flavored food or drink paired with gastrointestinal illness) research. Rats are allowed to drink a saccharine flavored solution and then are given an injection of sodium chloride. They associate the unpleasant effects with the solution.…

Over the last decade, remote instruments have become widely used in astronomy. Educational applications are more recent. This paper describes a program to bring radio astronomy into the undergraduate classroom through the use of a remote research-grade radio telescope, the MIT Haystack Observatory 37 m telescope. We examine the effectiveness of…

This article analyses change of time use and time allocation in three schools participating in a Swedish five-year national experiment in which State regulation of teaching time was weakened. Participating schools could freely decide how to use and distribute teaching time. The experiment was launched at a late stage in a 25-year decentralisation…

Videotex is a generic term used for any electronic system that can be used to retrieve both print and graphic computer-based information via video display monitors or specially adapted television sets. Both one-way (broadcast videotex) and two-way (interactive videotex) exist; these can be used as an information source, a delivery medium, a…

SPEECH IMPROVEMENT TECHNIQUES FOR MENTAL RETARDATES WERE EXAMINED USING COMMUNICATION-CENTERED SPEECH THERAPY TO ENHANCE ARTICULATION AND GENERAL ORAL PRODUCTION AND TO IMPROVE SUCH RELATIONSHIP ATTRIBUTES AS COMMUNICATIVE INITIATIVE AND EASE IN SOCIAL SITUATIONS. A BATTERY OF TEST DEVICES WAS DEVELOPED, INCLUDING THE SAN FRANCISCO INVENTORY OF…

RECENT FEDERAL REPORTS ON NEGRO ACHIEVEMENT IN BIRACIAL SCHOOLS SUGGEST THAT ON THE AVERAGE NEGROES AND WHITES ACHIEVE BEST IN WHITE-MAJORITY SCHOOLS, AND THAT THE RACIAL CONTACT IS AN IMPORTANT VARIABLE IN THIS EFFECT. PSYCHOLOGICAL RESEARCH IN BIRACIAL LEARNING SETTINGS POINTS TO THREE FACTORS WHICH MAY HAVE A DETRIMENTAL EFFECT ON NEGRO…

AN EXPERIMENTAL MULTILEVEL INSTRUCTIONAL PROCEDURE FOR TEACHING HISTORY AS AN INQUIRY PROCESS WAS TESTED ON EIGHT SEVENTH-GRADE CLASSES TO INVESTIGATE CHANGES IN TEACHING BEHAVIOR AND PUPIL LEARNING OUTCOMES, AS COMPARED WITH CONVENTIONAL TEXTBOOK METHODS. WHILE NO CLEAR EVIDENCE WAS OBTAINED THAT PUPILS PREFERRED TO WORK WITH THE MULTILEVEL…

THE PURPOSE OF THIS STUDY WAS TO SURVEY AND REPORT THE POLICIES AND PRACTICES OF ACCREDITING AGENCIES, ALL STATE DEPARTMENTS OF EDUCATION, AND SELECTED PROFESSIONAL EDUCATIONAL ORGANIZATIONS CONCERNING THEIR POSITION ON EXPERIMENTATION AND INNOVATION BY THE PUBLIC SCHOOLS. BOTH INTERVIEWS AND QUESTIONNAIRES WERE ADMINISTERED TO 22 PROFESSIONAL…

A project was undertaken to develop and validate a method of assessing teacher competence through the use of pupil performance tests. Teachers were given a list of specific, operationally defined objectives for a particular topic and directed to teach the objectives. Teacher competence was judged in relationship to the way their students performed…

An experiment measuring the effectiveness of two procedures for presenting pattern drills was devised in order to show that pattern drills are most useful as a learning device if deliberately related to situational or meaningful content. Criteria for the selection of subjects are presented here, as are sample test items and a table of results.…

This study continues an earlier project (ED010369) to determine if student achievement and attitude toward school subjects (1) can be improved by increasing feedback to teachers concerning pupil and/or trained observer reaction to their teaching, (2) correlate significantly with attitude of teachers toward their pupils, (3) can be improved to a…

A pilot study exploring the use of mental health consultants to teachers of socially and emotionally maladjusted pupils in regular classes was conducted to (1) help teachers cope with these children and facilitate successful learning experiences for them, (2) enable teachers to be more effective with all children, (3) understand effects of…