Compares results of two studies, conducted in 1971 (N=2300) and 1977 (N=1300), investigating Illinois childrens' percepts of several quantitative measures. Includes findings of improved ability in estimating intervals and quantities and in identifying ratios in conventional and metric units of measures. Establishes some relationships with ability…

Studies relating time (in four ranges--years, days, hours, and minutes) to educational outcomes are reviewed. The need to include time as one factor in a theory of educational productivity is discussed. (Author/JD)

Two studies investigated the possibility that assessment of confidence is biased by attempts to justify chosen answers. These attempts include selectively focusing on evidence supporting the chosen answer and disregarding contradictory evidence. Results suggest that confidence depends on the amount and strength of evidence supporting the answer…

Lists proposed competencies to be used in a certification program for instructional development professionals. Twenty-six areas of competency are presented, with specific knowledge levels, performances, and evaluation competencies specified for each. (BK)

Two experiments explored how memory for new information is affected by awareness of parallels to pre-experimental knowledge. Results suggest that the benefit of prior knowledge derives from the more elaborate encodings that analogy promotes. (Author/AM)

Describes and evaluates an instrument designed to measure college student attitudes toward income distribution. Findings from a study of student attitudes toward income distribution as a result of economics instruction indicate significant changes did take place. (DB)

In light of the fact that citizens in both developing and developed nations must be able to deal with information in order to survive, the article explores ways in which the mass media and education can cooperate to help people deal efficiently with the knowledge explosion. (DB)

Six scoring methods for assigning weights to right or wrong responses according to various instructions given to test takers are analyzed with respect to expected change scores and the effect of various levels of information and misinformation. Three of the methods provide feedback to the test taker. (Author/CTM)

Two experiments examined the hypothesis that the optimum precision level of knowledge of results for motor learning varies as a direct function of age. Subjects were first, third, fifth and ninth graders. (CM)

Nineteen professional (nurses and attendants with bachelor degrees) and 17 paraprofessionals (aides with less than a college education) from a residential institution for the mentally retarded participated in an overview course on mental retardation. (Author/CL)

Discusses limitations of vertical cooperation among nations and some factors involved in horizontal cooperation, such as regional and subregional similarities, necessary conditions and obstacles, possible practical measures, and brain drain. (ND)

This article, the third in a series, provides an outline of knowledge areas in blindness rehabilitation developed at the Rehabilitation Research and Training Center on Blindness and Low Vision at Mississippi State University. The outlines cover orientation and mobility, private agency administration, and public agency administration. (DB)

Investigated knowledge and preferences of 176 Greek children, aged 9 to 11, with regard to dietary oils and fats. Results indicate that these children lacked the knowledge they needed to make healthy food choices, and that teaching strategies should be developed to address their needs. (SLD)

Determined whether young children's inconsistent production of sentence subjects was due to limitations in their knowledge of English or in their ability to access and use that knowledge. Subjects were 19 young children from 1 to 2 years old. Found that processing limitations, rather than defective grammar, explain the missing subjects in very…