• Title/Summary/Keyword: Science teachers

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A Study on the Tacit Knowledge of Attitude toward Reading (독서태도에 관한 암묵적 지식 연구 사서교사와 초등교사 및 초등학생의 인식 조사를 중심으로)

  • Park, Ju-Hyeon
    • Journal of Korean Library and Information Science Society
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    • v.47 no.1
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    • pp.305-337
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    • 2016
  • The purpose of this study is to obtain basic information and suggestions needed to measure reading attitude by obtaining the tacit knowledge. For this, a semi-structured interviews were carried out with teacher librarians and elementary school teachers and elementary students in five elementary schools. The results were as follows: Students and Teachers divided standard and attribute for assessing reading attitudes as student's ability, personality and behavioral aspects towards reading. Students were aware of the necessity of reading and accepted a pleasant feeling of reading. However, group of students with low reading skill recognized reading as an academic purpose as compared to other student groups and expressed a negative feeling on reading. Peers, teachers and family members were recognized as figures who make an impact on reading by students and further considered the subject, content and physical attribute of book as important factors. Teachers recognized reading attitude as a concept on attitude about book and book reading. Further they mentioned reading environment, interests, habits, books, and experience as factors affect reading attitude.

A Study on Difficulties Experienced by Pre-service Elementary School Teachers in Carrying out a Research on 'the Life Cycle of a Common Cabbage Butterfly' (초등 예비교사들이 '배추흰나비 한살이' 탐구 수행과정에서 겪는 어려움)

  • Kim, Dong-Ryeul
    • Journal of Korean Elementary Science Education
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    • v.33 no.2
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    • pp.306-321
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    • 2014
  • This study aims to analyze difficulties that pre-service elementary teachers experience in investigating the life cycle of a common cabbage butterfly in person. As difficulties they face during the process of this research, they pointed out collecting eggs, observing molting, creating environments for a breeding cage, feeding, building a breeding cage, and making butterfly specimens. Out of all the environmental difficulties related to their school fields, they pointed out a difficulty of time management most of all, followed by placing a breeding cage in the classroom and the lack of microscopes for observation. In regard to difficulties related to their evaluations on students' activities, they found it difficult to evaluate students' activity with the life cycle of an insect in the aspect of knowledge and even to set evaluation criteria. Besides, many of them responded that it would be appropriate to evaluate a research on the life cycle of an insect through a portfolio or an observation journal. In regard to difficulties in terms of teachers' knowledge, they found it difficult to understand insect molting, metamorphoses, complete metamorphoses, incomplete metamorphoses, the structure of an insect body, and how to distinguish a female insect from a male one. In regard to the application of class models, they knew it is important for students to have various experiences through direct observation, so the experience-based learning model was proper for the process of observing the life cycle of a common cabbage butterfly. However, they found it difficult for students to observe each stage of the life cycle in person.

An Analysis of the Characteristics of the Processes of Pre-Service Chemistry Teachers in Making Written Test Items Using Think-Aloud Method (발성 사고법을 이용한 예비 화학 교사의 지필평가 문항 제작 과정의 특징 분석)

  • Noh, Taehee;Kim, Hyeree;Han, JaeYoung;Kang, Hunsik
    • Journal of The Korean Association For Science Education
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    • v.37 no.2
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    • pp.225-237
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    • 2017
  • In this study, we investigated the characteristics of the individual processes of pre-service chemistry teachers in making written test items. For this, we analyzed the think-aloud processes of eight pre-service chemistry teachers while making six written test items about gas laws and their in-depth interview scripts. The characteristics of the processes were found to be divided into six categories; the lack of systemicity in planning stage for making written test items, the lack of awareness and consideration for the interrelationship between instruction and assessment, the diverse criteria in determining test item types, the difficulties in judging behavioral domains and difficulties of items in the table of specification, the limitation in using teacher's guides and misunderstanding of teacher's guides, and the limitation in point and/or content of review and differences depending on the time of review. These can provide some significant guidelines and implications in finding ways to improve pre-service chemistry teachers' ability to make written test items.

Investigating Students, Teachers, and Parents' Recognition of Contrary Views on Scientific Creativity (학생, 교사 및 학부모의 과학 창의성에 대한 대립적 관점 조사)

  • Park, Jongwon;Jee, Kyoungjun
    • Journal of The Korean Association For Science Education
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    • v.35 no.3
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    • pp.395-402
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    • 2015
  • This study assumes that recognition about scientific creativity may differ according to teacher, students and parents, and that this difference can affect the actual teaching, encouragement, and development of scientific creativity. Based on teacher's free responses and literature reviews about features of scientific creativity, we extracted 16 items describing contrary views about scientific creativity. Using these 16 items, we obtain responses from 652 students, teachers, soon-to-be-teachers (college of education students) and parents about whether they agree with each item or not. Results show that 1/4 of the participants agreed with the views contrary to the views accepted in literature. And we found out which views contrary to the accepted views in literature were agreed upon by participants, and that which items divided the groups for having contrary views. From these results, we discuss the possible effects of participants' recognition on teaching, encouragement and development of scientific creativity, and suggest so further studies.

Elementary Pre-service Teachers' Conceptions on 'the Freezing Point Depression' and a Proposal of Explanatory Models ('어는점 내림'에 대한 초등 예비교사들의 인식 조사 및 설명 모형 제안)

  • Kim, Han-Je;Joung, Yong Jae;Jang, Myoung-Duk
    • Journal of Korean Elementary Science Education
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    • v.32 no.2
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    • pp.206-224
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    • 2013
  • The purpose of this study is to investigate the elementary pre-service teachers' conceptions on 'the freezing point depression' focusing on the survey from a National University of Education. Eighteen pre-service teachers who had completed high school Chemistry II coursework were selected to participate in the study. Participants answered a four question survey to measure their scientific knowledge and conceptions of this phenomenon. Each answer was qualitatively analyzed to determine whether they have 'scientific conceptions' or 'quasi-scientific conceptions' or 'misconceptions'. The results from the study are as follows: First, it was showed that none of the eighteen participants had 'scientific conceptions', six had 'quasi-scientific conceptions' and eight had 'misconceptions' about the caused effect when $CaCl_2$ is scattered on the ice. Second, it was found that three participants had 'scientific conceptions', eight had 'quasi-scientific conceptions' and two had 'misconceptions' for the second survey question. Third, ten out of eighteen participants demonstrated 'scientific conceptions' about the phenomenon of salt water freezing. Fourth, only three of eighteen participants illustrated appropriate 'scientific conceptions' for the fourth survey question. Fifth, of all participants, none answered more than three questions correctly, and only three participants answered any combination of two questions correctly. Based on the findings of this study, five explanatory models were developed. And the models were proposed for pre-service teachers to enhance their understanding of the freezing point depression phenomenon.

A Comparative Analysis Teachers' Certification and Recruitment Examination System in the Korea and U.S. (한국과 미국의 사서교사 임용 및 자격시험 비교.분석에 관한 연구)

  • Lee, Byeong-Ki
    • Journal of Korean Library and Information Science Society
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    • v.42 no.2
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    • pp.127-149
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    • 2011
  • The presence of teacher is very important and it could be the core of making success or failure of education. Thus, most countries have a training program and employment system school teachers for guarantees to school teachers' qualification and profession. Teacher qualifications can be obtained by law, teacher recruitment examination for school in Korea. The Praxis tests are taken by individuals entering the teaching profession as part of the certification process required by many states and professional licensing organizations in U.S. Korea teacher employment test consist of 3 groups(1st, 2nd, 3rd test), 1st test measure general and subject-specific Knowledge. The U.S. teacher certification test consist of 3 groups(Praxis I, II, III), Praxis II measure knowledge of specific subjects that K-12 educators will teach, as well as general and subject-specific teaching skills and knowledge. The purposes of this study is to review teachers' certification and recruitment system comparative analysis examination questions in the Korea and U.S. This will allow for suggestions in the Korean teacher librarian employment test system.

A Study of the Copyright Knowledge of Elementary School Teachers in Association with the Utilization of Education Information (초등교사의 저작권 지식수준 분석을 통한 교육정보 이용 활성화 방안 연구)

  • Kim, Ja-Mee;Park, Jung-Ho;Lee, Won-Gyu
    • Journal of The Korean Association of Information Education
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    • v.15 no.2
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    • pp.241-251
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    • 2011
  • As a lot of education information are increasingly utilized in the educational sector, there is a consequent increase in the number of cases that file an action against the violation of the copyright law. Copyright education is provided to teachers in diverse ways, but they aren't well aware of it actually. The purpose of this study was to examine the copyright knowledge of teachers in a bid to determine whether they knew well about what they had to do or not. The subjects in this study were 349 elementary school teachers. After their knowledge was evaluated, it's found that they were different from one another in copyright knowledge according to their experiences of producing educational contents rather than educational experiences about copyright. Although they ever received education on copyright, they were better knowledgeable about that when they actually made use of educational information at their own request. The findings of the study suggested that down-to-earth, authentic and context-specific copyright education would be more effective than just theoretical one.

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Effect of Job Stress on Job Burnout of Nutrition Teachers and Dietitians in School Foodservice (학교급식 영양(교)사의 직무스트레스가 직무소진에 미치는 영향)

  • Choi, Eun-Young;Kim, Hyun-Ah
    • Korean journal of food and cookery science
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    • v.28 no.2
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    • pp.97-110
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    • 2012
  • The purposes of this study were to examine the levels of job stress and job burnout perceived by nutrition teachers and dietitians in school foodservice in Gyeongsangnam province and to analyze job stress factors affecting job burnout. A total of 270 questionnaires were distributed from December 10 to 29, 2010 and 252 were returned (response rate : 93.3%). A total of 245 were used in the final analysis (usage rate : 90.7%), excluding seven improper questionnaires. The results of this study were as follows : 100% of the respondents were women, and their mean age was 38. 60% were nutrition teachers and 40% were dietitians. The level of job stress and job burnout of the respondents were 2.89 points (on a 5-point Likert scale) and 3.70 (on a 7-point Likert scale), respectively. In regard to job stress factors, job demand (3.97) recorded the highest scores, followed by organizational system (2.99), lack of reward (2.85), interpersonal conflict (2.69), job insecurity (2.63), organizational climate (2.63), and insufficient job control (2.45) in that order. Exhaustion burnout (4.60) recorded the highest points among job burnout factors, followed by cynicism (3.46), and professional efficacy (3.04) in that order. Job stress factors affecting job burnout were organizational system (p<.001), job insecurity (p<.001), lack of reward (p<.001), and organizational climate (p<.01). In conclusion, it is necessary to provide human resources management strategies to lower job demand and workload in order to reduce job stress and job burnout for dietitians and nutrition teachers in school foodservice.

Study on Nutrition Education and Perception of Nutrition Teachers and Dietitians in Gyeongnam Area (경남지역 영양(교)사의 영양교육 실태와 인식에 관한 연구)

  • Cheong, Hyo-Sook;Lee, Jung-Suk
    • Korean journal of food and cookery science
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    • v.28 no.3
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    • pp.229-240
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    • 2012
  • This study is about the current nutrition education by nutrition teachers and dietitians, and their perception of nutrition education. This study was conducted to discover problems in nutrition education and to set a right direction for such education. A total of 216 nutrition teachers and dietitians, in Gyeongnam, were examined. The results were as follows. Exactly 95.4% of the subjects provided nutrition education to their students. They provided indirect nutrition education(69.9%), direct/indirect nutrition education(26.7%) and direct nutrition education(3.4%). 'Nutrition Counselling Room' was the most common means of direct nutrition education, while 'handout' was mostly used as indirect education. 'Desirable food & dietary habits' were the most included curriculum for indirect/direct nutrition education. The reasons for not providing direct nutrition education were 'because of heavy workload'(34.2%) and 'a lack of class hour for direct education'(29.6%). Exactly 52.8% of the subjects said they would actively promote direct nutrition education if they were given a chance. Exactly 83.3% of the subjects responded nutrition education should begin 'during the kindergarten year'. Exactly 64.4% of them said 'establishment of independent nutrition subject' was the most effective nutrition education. Exactly 58.8% of them responded educational curriculum should include 'desirable food & dietary habits'. Exactly 41.2% of them said 'establishment of a systematic educational program' was necessary to launch direct nutrition education. About the effect of nutrition education on changes in students' food & dietary habits, 2.27 scores out of 5 were earned in average. In other words, many nutrition teachers and dietitians believed that the current nutrition education had little effect on students' food & dietary habits.

Measuring the Earth's Size Using the Sun's Altitude and The Responses

  • Chae, Dong-Hyun
    • Journal of the Korean Society of Earth Science Education
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    • v.5 no.1
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    • pp.88-94
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    • 2012
  • This study was created to resolve the problems embedded in the formal measuring experiments to determine the earth's size in the current curriculum, to develop an updated measuring experiment to determine the earth's size and to establish its effect. For this study, pre-service elementary teachers, who had attempted the experiment of measuring the size of the earth when they were in middle school, performed the experiments in the existing national curriculum, and their responses, collected through in-depth interviews, were examined. To begin with, the pre-service elementary teachers conducted the experiment of measuring the earth size and they recorded the problems while performing it. At the end, an in-depth interview was administered. Based on the problems, an updated measuring experiment to determine the earth's size was suggested to be applied to the same contents and be analyzed through the in-depth interviews. Common themes which were mutually categorized and analyzed by the two researchers were obtained based on the records produced while conducting the experiment and the in-depth interview data. The teachers mentioned that the experiments for measuring the size of the earth in the current curriculum gave rise to difficulties in measuring precisely the angles between the string and the post. Also, there has been a scientific contradiction that solar altitudes were increased in a high latitude region, instead of decreased. For this reason, an alternative method has been developed to measure the earth's size using the distance and the solar altitude difference of two places. The teachers all agreed that by using the updated measuring experiment, they can acquire more precise measurements and it is easier, faster and consequently more effective than the existing methods. Through the results of this study, I suggest that the newly developed experiment by the researchers can overhaul the problems of the current experiments and it can be an effective alternative to the current experiment.