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991.
The release from proactive interference task was used to investigate categorical encoding of animal and clothing items with fourth grade low-socioeconomic status black and middle-socioeconomic status white children. The print mode of verbal presentation and an ordered recall requirement were used in order to provide hospitable conditions for the detection of population differences. The results indicated parity in buildup and release from proactive interference for the two populations. The results of this study, consistent with previous estimates of release from proactive interference for these groups (e.g., D. W. Kee & L. Helfend, Journal of Educational Psychology, 1977, 69, 344–348; S. Y. Nakayama & D. W. Kee, Journal of Educational Psychology, 1980, 72, 386–393), indicate that low-socioeconomic status black and middle-socioeconomic white children do not differ in automatic conceptual encoding. Conceptual encoding differences, however, have been detected between these populations when the free recall method has been used. Thus, discussion of the present results includes a consideration of factors which may be responsible for population differences in free recall performance and preliminary evidence on this issue is provided.  相似文献   
992.
993.
In view of the complex problems of this age, the question of the socio-ethical dimension of science acquires particular importance. We approach this matter from a philosophical and sociological standpoint, looking at such focal concerns as the motivation, purposes and methods of scientific activity, the ambivalence of scientific research and the concomitant risks, and the conflict between research freedom and external socio-political intervention. We then point out the impediments to the effectiveness of cross-disciplinary or broader meetings for addressing these complex problems and managing the associated risks, given the difficulty in communication between experts in different fields and non-experts, difficulties that education is challenged to help resolve. We find that the social necessity of informed decision-making on the basis of cross-disciplinary collaboration is reflected in the newer curricula, such as that of Greece, in aims like the acquisition of cross-subject knowledge and skills, and the ability to make decisions on controversial issues involving value conflicts. The interest and the reflections of the science education community in these matters increase its—traditionally limited—contribution to the theoretical debate on education and, by extension, the value of science education in the education system.  相似文献   
994.
Abstract

The significance of pointing gestures in the development of linguistic communication is linked to their referential character and formation of common ground in use of gestures and speech. Our longitudinal study aimed to define the nature of this relationship more precisely and to explore whether the relevance vs lack of relevance of a child’s pointing gestures is related to development of language abilities. We developed a special protocol to measure relevant and irrelevant pointing gestures in 18-month-olds, sampled production of spontaneous speech and measured their language comprehension at two years of age. A group of 343 children was tested, and using structural equation modelling we showed that relevant gestures predict the level of development of language production and comprehension. As predicted, this association was not applied to irrelevant gestures. It is likely that a child’s more frequent use of relevant pointing gestures helps the caregiver to recognize the child’s communicative intentions and to comment on his/her behaviour appropriately. The identified developmental/predictive relationship is valid in both mentalistic and teleological interpretation of early communicative development.  相似文献   
995.
This article analyses how a group of teachers managed the resources available while performing computer-supported collaborative problem-solving tasks in the context of professional development. The authors video-recorded and analysed collaborative sessions during which the group of teachers used a digital environment to prepare a pedagogical scenario for subsequent implementation in their schools. The findings provide evidence that some aspects of context management can be explained in terms of explorative (opening problem space) and focused (closing problem space) actions. The results indicate that (a) the focused problem-solving took place when the problem space reached a provisional stability and problem-solvers developed a plan for proceeding with the task, (b) the individual exploration of the context was associated with the process of appropriation of a digital educational environment, and (c) the collective exploration of the context fostered the advancement of collaborative problem-solving and the introduction of new elements in the joint problem space.  相似文献   
996.
Didactic lessons are only one part of the multimodal teaching strategies used in gross anatomy courses today. Increased emphasis is placed on providing more opportunities for students to develop lifelong learning and critical thinking skills during medical training. In a pilot program designed to promote more engaged and independent learning in anatomy, self‐study modules were introduced to supplement human gross anatomy instruction at Joan C. Edwards School of Medicine at Marshall University. Modules use three‐dimensional constructs to help students understand complex anatomical regions. Resources are self‐contained in portable bins and are accessible at any time. Students use modules individually or in groups in a structured self‐study format that augments material presented in lecture and laboratory. Pilot outcome data, measured by feedback surveys and examination performance statistics, suggest that the activity may be improving learning in gross anatomy. Positive feedback on both pre‐ and post‐examination surveys showed that students felt the activity helped to increase their understanding of the topic. In concordance with student perception, average examination scores on module‐related laboratory and lecture questions were higher in the two years of the pilot program compared with the year before its initiation. Modules can be fabricated on a modest budget using minimal resources, making implementation practical for smaller institutions. Upper level medical students assist in module design and upkeep, enabling continuous opportunities for vertical integration across the curriculum. This resource offers a feasible mechanism for enhancing independent and lifelong learning competencies, which could be a valuable complement to any gross anatomy curriculum. Anat Sci Educ 7: 406–416. © 2014 American Association of Anatomists.  相似文献   
997.
998.
This paper reports on a mixed-methods study related to K–12 teachers’ understandings of what research is, and what enables or inhibits teacher use of research in the classroom towards informing their instructional practices. In a collaboration exemplifying school board and university partnerships, we examined the nature of associations between teachers and education research(ers). Our findings indicated that teachers felt both connected and disconnected to research practices in education. Participants suggested ways to establish and sustain better links and collaborations among the communities of teaching and research. This paper emphasizes the importance of universities, schools and teachers working together to conduct meaningful research and apply current knowledge in the field of education.  相似文献   
999.
ABSTRACT

This article uses vignettes and photographs taken from ethnographic research to reframe the methodological assumptions within school garden research. New theoretical perspectives are applied to previous empirical school garden research that provides deeper understandings of both the teaching and the learning of ecoliteracy in such material contexts. Actor Network Theory and Social Semiotics further highlight the affordance of school garden spaces. We make public the conversations of a small research group about a perceived ethnographic turn towards materiality, aesthetics and agency.  相似文献   
1000.
This study uses framing to assess how the office of the President of the United States is depicted on NBC's The West Wing. This work represents a theoretical and empirical domain extension of framing in political communication, an area of study dominated by analyses of news content. Three distinct presidential depictions are analyzed: chief executive, political candidate, and private citizen. This quantitative content analysis of the 2001–2002 The West Wing television season addresses the frequency with which the fictional president performs these three roles and posits several hypotheses concerning the relative presentation of personality characteristics across contexts. All three roles are represented with substantive frequency, with the chief executive role dominating. Principled character traits are evident more often when the fictional President Bartlet is acting as chief executive than as a private citizen. Conversely, Bartlet presents more engaging personality traits when acting as a private citizen than as either chief executive or political candidate. Implications for these finding are outlined and future lines of research are detailed.  相似文献   
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