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Research in Science Education - Young children can struggle to learn difficult disciplinary content and important skills for practicing science. Problem-based learning (PBL) may be useful for...  相似文献   
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Although many technical communication teachers and programs integrate some form of service-learning pedagogy, there is a dearth of technical communication research on the silent partners of these projects: the community partners. Drawing upon research data from 14 former community partners of professional writing service-learning courses, the authors suggest that understanding community partners’ own self-defined stakes in service-learning projects can challenge hyperpragmatist representations of community partners and aid us in the continued creation, management, and critical evaluation of service-learning pedagogies and curricula.  相似文献   
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The aim of this investigation was to examine the role of social relationships in the home as predictors of social functioning in the first years of school. Longitudinal data gathered on 156 children from urban, low-income families were used to examine the unique contributions of mother-child attachment classification at ages 1 and 2 years, the child's relationship with another adult caregiver, the child's closeness to a sibling, and the child's status in the family relative to siblings between ages 3 and 4 years, to teacher reports of their own relationship to the child and the child's social skills in the classroom and peer relations. The role of family-based relationships as possible protective factors for children at social or demographic risk for problems in school was also tested. Results indicate that quality of different family relationships provides relatively independent and complementary information about early social functioning in school, with more limited evidence for compensatory or protective processes at work.  相似文献   
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Using on-campus facilitators to distribute and retrieve an 11-page questionnaire administered to a nationwide sample of humanities faculty and nonhumanities department chairmen in two-year colleges resulted in an 84% return rate. The 2,000 subjects were drawn from 156 junior/community colleges selected on the basis of geographic locale and type of control. Secondary stratification variables included college size, organization, and curriculum emphasis. Accurate rosters of full-time and part-time faculty were generated from class schedules. Pilot procedures, selection of the college and faculty samples, and the use of facilitators are described.  相似文献   
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Data on perinatal and early childhood somatic and psychological risk factors of a random sample of children were gathered in early to middle childhood and employed to examine the long-term risk of emotional and behavioral problems of late childhood and adolescence. 3 issues were addressed: First, can syndromic specificity of such effects be identified on scaled and diagnostic measures of syndromes? Second, are these effects attributable to excess risk of low-income children for both perinatal and later childhood problems? Third, are the intervening mechanisms identifiable as intellectual impairment, vulnerability to poor health, poor maternal caretaking, maternal rejection, or maternal stress associated with marital problems? Findings indicated that elevated risk was present for all syndromes, both at the scale level and at the diagnostic level. None of the examined intervening mechanisms fully accounted for the effects of early risks.  相似文献   
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