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1.
Journal of Science Education and Technology - Understanding the design process may reveal when and where resources should be focused and how engineers can better use tools, methods, and techniques...  相似文献   

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Michel Benard is Director for Technology Programs,University Relations for Hewlett-Packard Company.His team is responsible for developing and strengthening HP technology programs with universities and public research laboratories worldwide.Such programs include:Gelato(Linux/ Itanium),Tiramisu(HP participations to Grid Computing  相似文献   

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This paper explores the function of the visual syntax of images in Greek primary school textbooks. By using a model for the formal analysis of the visual material, which will allow us to disclose the mechanisms through which meanings are manifested, our aim is to investigate the discursive transition relating to the view of nature and the human-nature relationship between two series of natural science textbooks. The model is applied to a total of 635 pictures; 434 coming from the old series of textbooks introduced in the early 1980s and 201 from the new introduced in 2006. The results show that a) no differences in the codes of the visual representation of nature or human-nature relationship were recorded between the two series of textbooks, b) the environmental rhetoric mediated by the pictorial material of the textbooks appears closer to its lay counterpart than to scientific rhetoric, c) both series of textbooks favor a viewer-picture relation which diverges from the epistemological (subject/object) ideas of the romantic worldview and comes closer to the baroque one that depicts the world as non-linear and disconnected, while gives more freedom to the viewer to proceed to subjective interpretations. Thus, we assert that the baroque approach adopted by both series of textbooks does not aim at the initiation of students to the highly conventionalized ways of expression, and ultimately to the formalized and scientific rhetoric. On the contrary, within a constructionist context, the textbooks’ visual mode allows students to equally share power with a quite familiar world.  相似文献   

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In chaos theory, low‐probability nonlinear events refer to seemingly random, unpredictable occurrences that ultimately form a complex pattern. I have divided my presentation into discrete events that together illustrate the “Butterfly Effect,” which in chaos theory refers to the “sensitive dependence on initial conditions.” The events that I describe are only some of the conditions that have contributed to the overall pattern of my academic career and life. Chaos theory teaches us that small and what may seem like insignificant events can have a tremendous impact on the trajectory of a life course.  相似文献   

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This investigation examined parental scaffolding of children’s prospective control over decisions and actions during a joint perception-action task. Parents and their 6-, 8-, 10-, and 12-year-old children (N = 128) repeatedly crossed a virtual roadway together. Guidance and control shifted from the parent to the child with increases in child age. Parents more often chose the gap that was crossed and prospectively communicated the gap choice with younger than older children. Greater use of an anticipatory gap selection strategy by parents predicted more precise timing of entry into the gap by children. This work suggests that social interaction may serve as an important experiential mechanism for the development of prospective control over decisions and actions in the perception–action domain.  相似文献   

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Educators employed in devoutly religious institutions often teach students who view even their secular higher education through a uniquely religious lens. Based on his own experiences teaching psychological science at a Jewish university, the author suggests enhancing student interest and enthusiasm by wedding secular curricula with religious education, where feasible. By way of illustration, the current article shows how a cutting edge area of brain research could be taught in the context of ancient and medieval Jewish sources. This example is especially appropriate, given the recent special interest among leaders in the field of religious education in the potential relationships between their own discipline and the field of neuroscience, as well as the fact that the literatures of the histories of neuroscience and related disciplines have long noted the relevance of Jewish religious sources.  相似文献   

8.
Video-assisted thoracic surgery——the past, present status and the future   总被引:13,自引:3,他引:10  
Video-assisted thoracic surgery (VATS) has developed very rapidly in these two decades, and has replaced conventional open thoracotomy as a standard procedure for some simple thoracic operations as well as an option or a complementary procedure for some other more complex operations. In this paper we will review its development history, the present status and the future perspectives.  相似文献   

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In his influential 1960 paper ‘The Unreasonable Effectiveness of Mathematics in the Natural Sciences’, Eugene P. Wigner raises the question of why something that was developed without concern for empirical facts—mathematics—should turn out to be so powerful in explaining facts about the natural world. Recent philosophy of science has developed ‘Wigner’s puzzle’ in two different directions: First, in relation to the supposed indispensability of mathematical facts to particular scientific explanations and, secondly, in connection with the idea that aesthetic criteria track theoretical desiderata such as empirical success. An important aspect of Wigner’s article has, however, been overlooked in these debates: his worries about the underdetermination of physical theories by mathematical frameworks. The present paper argues that, by restoring this aspect of Wigner’s argument to its proper place, Wigner’s puzzle may become an instructive case study for the teaching of core issues in the philosophy of science and its history.  相似文献   

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After "chastising the student for deliberate disobedience andinsubordination, somehow I knew a different story would work its way home. Sure enough, that very same afternoon the boy's father - a reputed bounty hunter - called me at school to demand an immediate conference.The next day, I shook inwardly as the 6-foot-4-inch, 250-pound "paralegal" strode purposefully down the hall. After sitting, I attempted to share my side of the story, but the father  相似文献   

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Whole Women’s Health v. Hellerstedt was the most important abortion case to come before the United States Supreme Court in 25 years. It was also the first time that three women were seated on the high court to hear a case that challenged the fundamental right to choose abortion. I investigate the questioning by Justices Ginsburg, Sotomayor, and Kagan at oral argument for Whole Women’s Health as a rhetorical enactment of feminist judging and argue that the rhetorical skepticism of the SCOTUS women—their persistent questioning, defiant expressions of doubt, and incredulous style—challenged the discursive boundaries of abortion jurisprudence and advanced a feminist demand that regulations to abortion rights receive heightened scrutiny from the courts. Importantly, Whole Women’s Health demonstrates how rhetorical skepticism may operate as a powerful mode of feminist legal invention—to disrupt the norms of legal reasoning and draw the traditions of legal discourse into doubt in order to authorize a discursive space for feminist legal judgment.  相似文献   

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This paper presents comparative questionnaire data from three different samples of Australian high school students in an attempt to see if anything has changed in relation to how they perceive the science they experience in the compulsory years of secondary school (grades 7–10). Questionnaire data were obtained from 1,585 high school students in 2011 and 2,016 students in 2005 and findings are compared with those reported in a national report (Goodrum et al. 2001). Results show significant increases in the frequency with which students report that their science teacher takes notice of their ideas and in the use of computers and the Internet. There have also been changes regarding the rapid provision of feedback, the use of understandable language by teachers and the contextualisation of the new work in terms of work already covered. Little appears to have changed, however, in relation to the teacher-directed pedagogies employed to teach science where there appears to be a higher incidence of copying notes and fewer opportunities for students to investigate topics in which they are interested. The findings suggest that while there have been some positive changes, there are still many students who indicate that the science they experience in secondary school is irrelevant to their everyday life and to their future. It seems that the curiosity and wonder one would hope is associated with studying science is missing for a large proportion of students. It is clear that further actions need to be undertaken to transform this continuing situation.  相似文献   

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Research exploring students’ academic learning has recently amalgamated different motivational theories within one conceptual framework. The inclusion of achievement goals, self‐efficacy, deep processing and critical thinking has been cited in a number of studies. This article discusses two empirical studies that examined these four theoretical orientations from both cross‐sectional (N = 279 participants) and longitudinal (N = 264 participants) perspectives. In particular, achievement goals are hypothesised to exert direct and indirect effects on academic performance via self‐efficacy, study processing strategies and critical thinking. Path analysis was used to test and analyse the hypothesised conceptual models. Results from SPSS 16 and LISREL 8.72 provided good support for the hypothesised structural relationships. Students’ academic performance outcomes, for example, are determined directly by deep processing and work‐avoidance goals. Results from Study 2 indicate mastery goals and self‐efficacy, mastery goals and critical thinking and deep processing and critical thinking operate in a reciprocal manner. In general, the evidence established from both studies contributes theoretically and methodologically.  相似文献   

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ABSTRACT

Professional development is a critical systems-level intervention thought to facilitate Response-to-Intervention (RtI) implementation. The current study examined the relations between professional development, educator outcomes, and problem-solving implementation within an RtI framework using growth curve modeling. School leadership teams from pilot schools (= 34) participated in 3 years of training. Pilot schools also received job-embedded coaching. Comparison schools (= 27) provided a referent group. Results indicated that problem-solving implementation increased faster at pilot schools (β = 0.10, SE = 0.05, t = 2.03, p < .05). In addition, beliefs regarding data-based decision-making (β = 0.36, SE = 0.17, t = 2.13, p < .05) and perceived problem-solving skills applied to academics (β = 0.30, SE = 0.10, t = 3.07, < .01) positively related to implementation. Implications include the needs to further explore professional development activities and for consultants to utilize evidence-based professional development principles when supporting RtI implementation.  相似文献   

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《Issues in Education》1999,5(1):147-159
In this paper, we reply to Pressley and Allington's (1999) contention that research supported by the National Institute of Child Health and Human Development (NICHD) in recent years has been narrowly focussed. We point out that their criticisms of this agency are opaque because they do not take account of the fact that research priorities of virtually all funding agencies are necessarily constrained by their unique missions. We also express our befuddlement over the apparent inconsistency, on the part of at least one of the co-authors, between the point of view expressed in this paper compared with the point of view expressed in a previous paper as to the weight given to phonological skills in early literacy instruction. Finally, we point out that Pressley and Allington's criticisms of recent intervention studies supported by NICHD are fraught with errors and misleading characterizations, and we use their criticism of an intervention study we have recently completed as a prime example.  相似文献   

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European Journal of Psychology of Education - This study has three main objectives. The first is to know to which degree engagement, as a person variable, and each of its modalities—agency,...  相似文献   

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Since the late 1980s, there has been a resurgence of regionalism in world politics. Prospects for new alliances are opened up often on a regional basis. In East and Southeast Asia, regionalization is becoming evident in higher education, with both awareness and signs of a rising ASEAN+3 higher education community. The quest for regional influence in Southeast Asia, however, has not been immune from controversies. One fact has been China’s growing soft power. As a systematically planned soft power policy, China is projecting soft power actively through higher education in the region. Yet, China-ASEAN relations in higher education have been little documented. Unlike the mainstay of the practices of internationalization in higher education that focuses overwhelmingly on educational exchange and collaboration with affluent Western countries, China’s interactions with ASEAN member countries in higher education are fulfilled by “quiet achievers,” mainly seen at the regional institutions in relatively less developed provinces such as Guangxi and Yunnan. This article selects regional higher education institutions in China’s much disadvantaged provinces to depict a different picture to argue that regionalization could contribute substantially to internationalization, if a variety of factors are combined properly.  相似文献   

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