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1.
Three experiments were conducted to examine the effects of map structure, concept quantification, and focus question on dynamic thinking during a Concept Map (CMap) construction task. The first experiment compared cyclic and hierarchical structures. The second experiment examined the impact of the quantification of the header concept in the map. The third experiment explored the effect of the focus question on the map. For all three experiments, the content of the CMaps was assessed for the number of dynamic propositions and the number of quantified concepts. The results show that the cyclic structure, the quantification of the header concept, and the focus question “How” significantly increased dynamic thinking. The studies, the theoretical background, and the implications of the findings are discussed. © 2006 Wiley Periodicals, Inc. J Res Sci Teach 44: 448–465, 2007  相似文献   

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Concept maps are tools for organizing thoughts on the main ideas in a course. I present an example of a concept map that was created through the work of students in an introductory class and discuss major topics in statistics and relationships among them.  相似文献   

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As educators are challenged to develop a moral vocabulary of teaching, such a language needs to be sensitive to the way that pedagogical relations are lived and experienced. This exploration into the meanings of care offers a phenomenological puzzle. It concerns the relation between, on the one hand, commonly accepted and professionally received meanings of the ethical concept of care as we find it in the parental, philosophical, and curriculum literature and, on the other hand, the lived experience of caring. The language of care in the field of commerce and in the helping professions tends to pass over these subtle and deeply-felt sensibilities. It seems that for many parents and teachers caring commonly means worrying. Caring is experienced as worrying responsibility. But this worry ('sorgen' in German) is often neglected for happier or more acceptable understandings of care. This should make us wonder about what happens when language turns professional and theoretical, when it becomes charged with meanings that in everyday life are not always recognizable, and when it becomes discharged of meanings that are existentially at its very centre.  相似文献   

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China's economic performance over the past few decades has put China in a position where it now accounts for one-third of global economic growth, twice as much as America. The large-scale growth of China's economy has attracted attentionfrom businesses and investors worldwide [Morrison (2006). Chinas economic conditions. Congressional Research Service: The Library of Congress]. With the continuing growth of China's economy, more and more people from all over the world are learning Chinese in order to conduct business and access China's huge markets. Correspondingly, an increase in the demand for Chinese speakers is being matched by an increase in available Chinese language teaching jobs globally. This has led many Chinese native speakers to consider teaching Chinese as a second language either in China or overseas.This study is a narrative inquiry into the transformation of thinking about language education, based on the author's experience of teaching Chinese while pursuing a doctorate program at a major university in the United States. The data used in this study are qualitative in nature, consisting of self-observations and journal writing. Narrative inquiry serves as a conceptual framework to this study and was adopted as a tool for data analysis. The analysis focused on how the author, as a teaching assistant from Taiwan, dealt with issues of teaching Chinese as a second language and how he drew on pedagogical theories and methodologies.The author's experience with students in the East Asian Language and Culture Department with their different assumptions and motivations highlighted the importance of teaching strategies and pedagogies in class. Elements like cultural diversity and learning styles are also discussed in this paper.  相似文献   

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This article outlines the use of concept maps as a tool for science curriculum development and discusses the changes that occur in the teacher's view of the curriculum with successive revisions of the maps. Although we have used concept mapping in curriculum development with teachers from grades 4–8, we describe in detail the maps created by sixth-grade teachers. We analyzed the maps using three criteria: hierarchical structure, progressive differentiation, and integrative reconciliation. Changes made to the maps during the revision process, including additions and deletions, show increased clarification of both the concepts to be learned and the connections between them. Consecutive map revisions show the development of a cohesive conceptual grade-six science curriculum. The use of concept maps can help science teachers develop science curriculum that is hierarchically arranged, integrated, and conceptually driven.  相似文献   

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Concept maps as reflectors of conceptual understanding   总被引:1,自引:0,他引:1  
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The purpose of this study was to examine relationships between structural characteristics of students' concept maps about chemical equilibrium and independent measures of their achievement in chemistry. Fifty students in 1991 and seventy students in 1992 completed a concept-mapping task using twenty-four specified concepts. Using similarities in concept map structure, based on the presence or absence of linked pairs of concepts, non-metric multidimensional scaling (MDS) was used to plot the location of the concept maps in coordinate space. The distribution of maps was based on differences in their structure, but also reflected levels of student achievement on independent tests. The relationship between the coordinate location of each student's maps and his or her test scores on independent chemistry achievement tests was sought by canonical correlation analysis of the 1991 data set. This revealed significant relationships between the MDS coordinates and test scores of recall of knowledge and its application. Multiple regression analysis of sixty-one students' maps from the 1992 data set against their percentile rank scores on a national chemistry quiz revealed significant relationships. The results are interpreted as revealing structural differences in conceptual organisation about chemical equilibrium among students with different levels of achievement and thus relative expertise in the domain. The significant relationship between map structure and cognitive process scores in chemistry also supports the view that the organisation of declarative knowledge influences its accessibility in cognitive tasks.  相似文献   

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‘Mentoring’ has become the central issue of the ‘restructuring programme’ in education faculties in Turkey since 1998. This study aims to explore the participants’ perceptions and experiences about the concepts of ‘mentor’ and ‘mentoring’. A mentor and six English Language Teaching Department (ELT) students, who were in the final year of their training programme, participated in the study. A qualitative case study methodology was employed and data were collected through semi‐structured interviews with faculty students and mentors, semi‐structured journals kept only by the faculty students and debriefing notes kept only by the researcher. The findings demonstrate important issues about the nature, functions, benefits, and problems of the mentoring experienced by the faculty students at the particular department such as the need for developing selection criteria and training programmes for mentors and organising regular meetings and seminars about the partnership programme for mutual understanding and sharing opinions. Drawing on the data, recommendations and implications are suggested.  相似文献   

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This paper describes two metacognitive tools, concept mapping and Vee diagramming, and reports on research utilizing these tools from grades one through university instruction. The psychological and epistemological foundations underlying these tools is presented briefly. The issues of the dominantly rote-mode nature of much school learning and the resistance of studients (and teachers) to move to meaningful learning strategies fostered by concept mapping and Vee diagramming are discussed. The data available to date from a variety of qualitative and quantitative research studies strongly support the value of these metacognitive tools both for cognitive and affective gains.  相似文献   

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The sustained use of two languages by bilinguals has been shown to induce broad changes in language and cognitive abilities across the lifespan. The largest changes are seen as advantages in executive control, a set of processes responsible for controlled attention, inhibition, and shifting. Moreover, there is evidence that these executive control advantages mitigate cognitive decline in older age and contribute to cognitive reserve. In this paper, we examine some of the evidence for these findings and explain their relation to bilingual language use. These effects are considered in terms of their implications for our understanding of cognitive and brain plasticity. Some implications for social policy are discussed.  相似文献   

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This paper describes an analysis of mind maps capturing the experiences of the participants in an experiential and outdoor education course. The method of mind mapping is usually limited to a quantitative scoring analysis and comparative content analysis of concepts. As a consequence, the visual elements of the information are usually ignored, but to analyze the holistic information, it is necessary to analyze its visual elements. This intention underlines this study of five chosen pairs of mind maps made by participants in the outdoor course comparing their impressions at the beginning and end of the course. A qualitative review of the visual and symbolic levels of information found a significant impetus occurring in the participants’ view of their life journey and the possibility of changes due to the course experience. There is a visible tendency toward changes between first and second maps, from vague fears to acceptance of one's self, from polarity to holistically perceived reality, from vague concepts to colorful visual symbolism, from focus on the past to open acceptance of the future, from personality to community, and from the physical dimension of the experience to the spiritual or holistic level of the meaning of the experience.  相似文献   

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The radical constructivist assertion that the student constructs his or her own knowledge as opposed to receiving it ready made echoes the classical debate as to whether the human subject constitutes the world or is constituted by it. This paper shows how the philosophical traditions of post-structuralism and hermeneutic phenomenology offer approaches to effacing this dichotomy and how this forces a re-assertion of the teacher's role in the student's constructing of mathematical knowledge. It is also shown how hermeneutic phenomenology provides an opportunity to ground constructivist mathematical thinking in the material qualities of the world.  相似文献   

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Increasing availability of technologies, such as CD ROMs and the World Wide Web, in schools means that more teachers will have the potential to implement student-centred, inquiry-based approaches to learning. Assessing what each student knows in a broad subject area, such as science, is difficult. Assessing students' understanding in circumstances where each student may pursue different topics of study, where there is no way to predict in advance what those topics of study will be and where the possible topics of study include natural phenomena which are only beginning to be studied by professional scientists, is even more difficult. The authors recently faced such a challenge. To meet the challenge, the authors chose to assess student learning using an open-ended concept map activity combined with a rubric which extracts quantitative information about the quality of understanding from each map. This article describes the method the authors developed, including tests of reliability and validity.  相似文献   

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This study seeks to explain prevalent gender differences in academic achievement of 84 third‐year students enrolled in a pre‐service ELT (English Language Teaching) teacher training department. The study collected both qualitative and quantitative data through semi‐structured interviews from a sample of 38 students. A content analysis of the data indicated that male and female trainee teachers had differentiating perceptions of social roles and, as an artefact of these roles, they differed in the quality and quantity of time and effort allocated for their academic studies. Girls reported both longer periods of time and more efficient metacognitive disposition than their male peers. Another important factor for the observed differences appeared to be the perception of teaching as a profession. Female trainee teachers reported more intrinsic orientations towards the profession whereas male trainee teachers mentioned more extrinsic orientations, which seemed to directly influence the participants' engagement with their academic endeavour.  相似文献   

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The IEA Preprimary Project is a longitudinal, cross-national study of preprimary care and education designed to identify how process and structural characteristics of the settings children attended at age 4 are related to their age-7 cognitive and language performance. Investigators collaborated to develop common instruments to measure family background, teachers’ characteristics, setting structural characteristics, experiences of children in settings, and children's developmental status. Data from 10 countries are included in the analysis; in most countries, the sample of settings is representative of preprimary settings in that country. For the analysis, a 3-level hierarchical linear model was employed that allowed decomposition of variation of child outcomes into three parts—variation among children within settings, among settings within countries, and among countries. Four findings are consistent across all of the countries included. Age-7 language improves as teachers’ number of years of full-time schooling increases and the predominant type of activity teachers propose in settings is free choice rather than personal/social. Age-7 cognitive performance improves as children spend less time in whole group activities and the variety of equipment and materials available increases. There were also a number of findings that varied across countries depending on particular country characteristics. The findings support child-initiated activities and small group activities and are consistent with developmentally appropriate practices promoting active learning.  相似文献   

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