The aim of this research was to investigate high achievers' erroneous answers and misconceptions on the angle concept. The participants consisted of 233 grade 6 students drawn from eight classes in two well-established elementary schools of Trabzon, Turkey. All the participants were considered to be current achievers in mathematics, graded 4 or 5…

This paper is an examination of a teacher professional development program in northeast Louisiana, that provided 30 teachers and their students with the technology, skills, and content knowledge to collect data and explore weather trends. Data were collected from both continuous monitoring weather stations and simple school-based weather stations…

The assistive technology (AT) field acknowledges that different stakeholders vary in their perspectives of service delivery outcomes. While the literature delineates consumers, caregivers and providers as stakeholders with distinct views, very little research documents these unique perspectives. This study reports on the perspectives of (a)…

A methodology for developing a teaching effectiveness rating instrument is provided which elicits measures in terms decision makers believe important, avoids redundancy, includes items raters are able to rate (as perceived by decision makers), and includes concerned parties in the development of the instrument. Methodology consists of development…

Results and conclusions to date of a program to design, erect, and test a 5,000-square-foot solar energy system are presented in this report. The program described demonstrates the ability of solar collectors to supplement the heating and hot water requirements of North View Junior High School in suburban Minneapolis. The report discusses in…

The author presents a brief statement giving reasons for followup studies of teacher problems and explains the procedure for conducting such studies, the instruments used for data collection, and the estimated costs of a follow-up program. The four reasons cited for investigating teacher problems are: (1) to expose teacher educators to current…

This interim report, part of a series of documents examining the feasibility of the longitudinal evaluation of Project Developmental Continuity (PDC), presents the results of an analysis of PDC impact at the Head Start level, using Spring 1977 data. PDC is a Head Start Demonstration Program aimed at providing educational and developmental…

A packet of ten evaluation instruments was developed that emphasizes decision-oriented evaluation of inservice teacher preparation programs in secondary school science. It is hoped that these instruments are generalizable enough to be shared, modified, used, and/or validated by participants in workshops similar to the one in which these…

Presents a series of four applications of data acquisition, system control, and data analysis using personal computers. Covers topics of pilot plant information and control, automation of drug safety evaluation, analysis and characterization of petroleum resources, and high-speed analog-digital conversion connections. Part three of a series on…

The vast bulk of psychosocial research data about the family are derived from two basic sources: self-report, retrospective data obtained by questionnaires or interviews; and direct observations of behavior occurring in a laboratory or treatment setting. Despite an emerging enthusiasm for the notion of studying behavior in its natural environment…

Constituting part of the final volume of a four volume report on the results of a national study of the Upward Bound (UB) and Educational Talent Search (ETS) programs, the appendixes are comprised of: (1) data collection and preliminary processing procedures; (2) sampling methodology and sampling error computation; (3) instrumentation; (4)…

The information needed by Congress and the U. S. Office of Education about vocational education and manpower training is discussed in terms of course information, student and trainee information, and professional personnel information. The data base consists of 38 nonaggregate data elements, and these are listed and described. The availability of…

The evolution of the two-stage cluster sampling plan is described, as are the instruments used to collect survey data from principals, teachers, specialists, and parents. Particular attention is given to the Classroom Activities Log, a unique teacher-completed instrument which provides a complete description of daily student experiences.…