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151.
Educational technology research and development - Students need to learn and practice computational thinking and skills throughout PreK-12 to be better prepared for entering college and future...  相似文献   
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The current study investigated the contribution of 5 hypotheses to the estimated effects of preschool in the Child-Parent Centers on occupational prestige, felony arrest, and depressive symptoms in adulthood in the Chicago Longitudinal Study. An alternative-intervention, quasi-experimental design included over 1,400 low-income participants (93% of whom were Black) who attended preschool for 1-2 years or the usual early educational intervention and were traced to age 24. LISREL analysis of 5 hypotheses (cognitive advantage, family support, school support, motivational advantage, and social adjustment) indicated that while each individually accounted for part of the estimated direct effect of preschool on adult well-being, the best fitting model across outcomes included indicators of all 5 hypotheses. The full model completely accounted for the direct effect of preschool on occupational prestige and official felony arrest, and 79% on depression symptoms. Key mediators included cognitive skills at school entry, school quality in the elementary grades, juvenile arrest, and school completion. The identified processes may help establish, strengthen, and sustain effects in other programs and settings.  相似文献   
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A survey of 2000 final year students in secondary schools in Western Australia indicates that, although moderately performing students are unlikely to gain entry to university, the majority have a strong preference to attend university rather than vocational training (TAFE). Their actual institutional preferences are highly correlated with their self-perceived, level of academic achievement and their decisions on institutional preferences strongly influence their overall image of individual universities, across a number of dimensions. The research suggests that university marketing might benefit from a more thorough consideration of aspects of the marketing exercise, particularly in relation to the effectiveness of printed promotional material and whether it might more usefully target parents of prospective students.  相似文献   
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In the context of a quasi-experimental research design, literacy data obtained on students were examined to assess relationships between kindergarten program model (full- vs. half-day) and student literacy outcomes. Application of multilevel modeling techniques to the time series data collected from kindergarteners in economically disadvantaged school contexts in a large southwestern school district revealed that students exposed to a full day of instruction had greater literacy growth than their peers in half-day classrooms. Further examination of the program model results revealed that the relative efficacy of full-day kindergarten tended to be greater in smaller class size environments. These results, if replicated, suggest that full-day kindergarten initiatives targeted toward students from disadvantaged backgrounds may be more successful when implemented in classrooms with relatively small student enrollments. Implications for instructional policy and practice are discussed.  相似文献   
156.

Science education communities around the world have increasingly emphasized engaging students in the disciplinary practices of science as they engage in high levels of reasoning about scientific ideas. Consistently, this is a critical moment in time in the USA as it goes through a new wave of science education reform within the context of Next Generation Science Standards (NGSS). We argue that the placement of high demands on students’ thinking (i.e., a high level of thinking) in combination with positioning students to use disciplinary practices as they try to make sense of scientific ideas (i.e., a deep kind of thinking) constitute critical aspects of the reform. The main purpose of this paper is to identify and describe the kinds and levels of thinking in which students engage when they are invited to think and reason as demanded by NGSS-aligned curricular tasks. Our analysis of video records of classrooms in which an NGSS-aligned, cognitively demanding task was used, revealed many ways in which the aspirational level and kind of student thinking will not be met in many science classrooms. We propose a way of characterizing and labeling the differences among these kinds and levels of thinking during the implementation of a reform-based biology curriculum. These categories, which focus on two important features emphasized in the NGSS, can help us to better understand, diagnose, and communicate issues during the implementation of high-level tasks in science classrooms.

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