• Journal of The Korean Association For Science Education
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• v.33 no.5
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• pp.1055-1086
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• 2013

The purpose of this study is to identify the formation and evolution patterns of a trading zone and to explore the difficulties teachers experience in the trading zone and their perceptions of the experience. Seven teachers involved in the 'STEAM Teacher Community' in a middle school located in the southern part of South Korea participated in this study. Participant observation and in-depth interviews were carried out, and reflective essays were collected for analysis. The results show that teachers successfully formed a trading zone to share their expertise when they developed teaching materials for the convergence of different subject matters. Moreover, such a trading zone evolved in the order of pre-trading zone, trading zone under elite control, trading zone with boundary object, and trading zone of shared mental model. The difficulties teachers experienced in the trading zone were categorized under the difference of culture and opinion across subject matters, the lack of motivation for convergence, the hegemony of convergence and far-fetched factors for convergence, and difficulty of communication due to jargons. Also teachers in this study experienced perceptual changes in the trading zone. The trading zone model drawn from the results of this study bring forth implications for voluntary teachers' learning community activity for the convergence of different subject matters.

• Journal of the Korea Academia-Industrial cooperation Society
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• v.17 no.3
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• pp.48-56
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• 2016

This study was to establish a framework to provide the necessary caring knowledge in preparental period by analyzing the effects of an experience of being a child-care teacher in a field based on child-care knowledge from university. The data were collected from 5 in-depth interviews for 7 weeks from July to August, 2015. The results showed that mothers who used to be child-care teachers put conversation first in the child rearing process, made a room environment similar to the activity space in a kindergarten, and evaluated themselves as mothers with a burden that their children should be different from the others. This means that they perform child rearing in a positive way by re-creating their experience and knowing the child rearing process.

• Journal of Korean Library and Information Science Society
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• v.39 no.4
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• pp.33-50
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• 2008

This study analyzes articles reported on university newspapers and figures out what roles they played in those days and how they have changed up to now. For this, it selected newspapers issued at P university for the last 60 years and examined and analyzed every article related to university libraries in them. As a result, it is found that the contents of the articles have been changed dramatically as time goes by. The study result is expected to be used as foundational data for the operation of university libraries or their long-term development projects as we reflect ourselves rationally and face reality and establish desirable future-oriented library features.

• Journal of Elementary Mathematics Education in Korea
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• v.15 no.1
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• pp.57-75
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• 2011

This research aimed to explore the effects of collaborative writing activities in a mathematical context, specifically pertaining to areas such as numbers and operation, geometrical figure, and measurement in Mathematics: Level 5-b, on their mathematical achievement gain and disposition among Grade 5 students. To do this, out of a total of 62 students selected from two Grade 5 classes of J Elementary School in Dalseo-gu, Daegu City, who were found to be homogenic from the tests of math performance and dispositions, an experimental group(n=31) was designed and compared to a control group (n=31). Over a six week period from October to November in 2009, the experimental group was given collaborative writing lessons in math classes while the control group was given teacher-oriented regular lessons. The results were as follows. First, there was more or less considerable, though not significant, difference in overall mathematical achievement in the students experiencing collaborative writing activities when compared with the students in the control group. However, in terms of numbers and operation, a sub-category of mathematics, there was significant difference between the two groups. Second, the students experiencing collaborative writing activities were more positively affected in all sub-categories of mathematical disposition: confidence, flexibility, determination, curiosity, reflection, and value, than those in the control group. In summing up, the exposure of collaborative writing activities to mathematics learning was found to help students not only to have a concrete and proper grasp of the relevant problem solving process, which was observed from their mathematical achievement gain especially in the sphere of numbers and operation, but also to have their mathematical disposition set towards more positive direction, which was seen in all sub-categories of mathematical disposition measurement.

• Asia-pacific Journal of Multimedia Services Convergent with Art, Humanities, and Sociology
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• v.6 no.9
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• pp.201-210
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• 2016

The purpose of this study is to explore the process of multicultural perception change of university students who have participated in multicultural mentoring. From May to December of the year 2015, the researcher conducted continuous e-mail interviews as well as in-depth interviews with mentors who participated in multicultural mentoring at I university. The interview contents were transcribed and comparative analysis was done. The result of the study is as follows. The process of multicultural perception change of mentors were discovered to be change in stereotypes, prejudice and ideas on multiculture, difference detection and social desire. They realized that stereotypes and prejudice were the errors of generalization due to their ideas on multiculture which were developed through media. Through mentoring activities the mentors reflected on the inherent negative ideas on multiculture, thus changing their ideas and thoughts. Also, the difference detection acknowledged cultural diversity along with the understanding of the cultural environment of mentees. Social desire expressed their wish for the change of perception in the cultures of others along with the positive change of multicultural perception through mentees. Thus, it was discovered that multicultural mentoring activities are sufficient prerequisites to change the social perception of multiculture from personal interest.

• Journal of Educational Research in Mathematics
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• v.20 no.4
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• pp.493-509
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• 2010

Researchers have suggested that educators have to focus their attention on variability and reasoning about variation as means of developing students' statistical thinking in school mathematics. This paper investigated knowledge for the teaching of variability and reasoning about variation; what are sources of variability, how to cope with variability, what are types of variability, how to recognize variability, and the relationship between statistical problem solving and variability. The results involve: discussion on the sources of variability and how to cope with variability promotes students' awareness of different types of variability and students' motivation in the following steps in the statistical activity; emphasis on reasoning about variation in teaching representation of data accords with objectives of statistics education; reexamination of curriculum for statistics education is needed, which has a content-oriented arrangement.

• Korean Journal of Family Social Work
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• no.62
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• pp.103-139
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• 2018

The purpose of this study was to explore the social workers' reflections developed during the participatory action research seeking practice methods in the community welfare center single parent self-help groups. Nine social workers and researchers sharing difficulties in the community welfare center single parent self-help group practice were involved in the participatory action research. We performed a circulatory research repeating 'plan-action-reflection-replan' cycles through ten sessions of research meetings including peer supervision in parallel with 4 self-help group practices. Multiple practice methods were derived as the result among which change in the social workers' perception was the key. We focused on the result that the social workers' perception was changed by reflections from participatory action research and the contents of the reflections were qualitatively analyzed using materials acquired during the study. As a result the following 5 themes were derived; 'recognition and worry on the lack of appropriate practice for the self-help group', 'specification of the social workers' role based on the changed perspective on the member-social worker relation', 'confirmation of the possibility of the concerned person initiated practice', 'detailed understanding of the single parent self-help group in the community welfare center', and 'renewed recognition of the development of the single parent self-help group in the community welfare center'. Based on these results, empowerment and reflection/reflective practice for single parent self-help group in the community welfare center were discussed.

• Journal of The Korean Association For Science Education
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• v.34 no.7
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• pp.677-691
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• 2014

Understanding of the nature of science (NOS) has been a consistent topic as one of the most important goals in science education for the past several decades. Even though there is a variety of research related with the NOS conducted in science education, few researches has been conducted for the conception of scientists regards to the nature of science (Bayir et al., 2014; Taylor et al., 2008; Wong & Hudson, 2008). Recently, researchers in science education turned their attention to identifying views of scientists about the nature of science since they recognized the importance of participation of scientists in science education (Southerland et al., 2003; Taylor et al., 2008). This study was conducted to examine the Korean scientists' views of the nature of science. Through the use of semi-structured questionnaire and in-depth interview the views of 35 scientists who belong to the Korean-American Scientists and Engineers Association (KSEA) regards to the nature of science were explored. Findings show that while the scientists have more informed views with respect to the tentativeness of scientific knowledge, cultural and social influence embedded in science, the limitation of science, and the collaboration of science with others, the scientists have more na${\ddot{i}}$ve views about the distinction between laws and theories, the existence of a universal scientific method, and the importance of imagination and creativity. As such, it can be assumed that the scientists cannot conceptualize their notion in a philosophical sense even though they are engaged in scientific work in reality (Bayir et al., 2014).

• Journal of the Korean School Mathematics Society
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• v.20 no.4
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• pp.495-519
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• 2017

The purpose of this study is to analyze the concept of the real number e and to investigate the understanding of pre-service teachers about the real number e. 28 pre-service teachers were asked to take a test based on the various ideas of the real number e and 8 pre-service teachers were interviewed. The results of this study are as follows. First, a large number of pre-service teachers couldn't recognize relation between the formal definition and the representations of the real number e. Secondly, pre-service teachers judged appropriately for the irrationality and the construction impossibility of the real number e, but they couldn't provide reasonable evidence. Lastly, pre-service teachers understood the continuous compounding context and exponential function context of the real number e, but they had a difficulty in understanding the geometric context and natural logarithm context of the real number e.

• Proceedings of the Korea Contents Association Conference
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• 2009.05a
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• pp.88-93
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• 2009

e-Portfolio in e-Learning environment is defined as the results which either teachers or learners systematically manage global contents related to their teaching and learning, respectively. When the e-Portfolio is applied to their work including teaching and learning, it is very useful for both teachers and learners to prepare their teaching plan, and to get the opportunity of their reflection by checking out their learning output, respectively. To generate e-Portfolios, there are two ways; one for collecting it directly from teachers and learners and another for collecting it automatically as a result of learning activities through e-learning system. In this paper, for efficient management of e-Portfolio, the data is layered, classified, restructured, and provided for users' purposes and various situations. Users can construct their own e-Portfolios by adding their own logic with their purposes in different situations.