• Title/Summary/Keyword: improvement of science teaching

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Identifying Problems and Suggesting Improvements for the Scuba Rescue Curriculum Using the Delphi Method (델파이 기법을 활용한 스쿠버 레스큐 교육과정의 문제점 및 개선방안)

  • Dong-Il Han;Jae-Yong Jang;Geun Lee;Dae-Geon Yoon
    • Journal of the Korean Society of Marine Environment & Safety
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    • v.28 no.7
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    • pp.1179-1190
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    • 2022
  • The purpose of this study was to identify, analyze and address problems in the current scuba diving rescue curriculum in Korea by using the Delphi method to collect expert opinions on the topic. This expert information can form a data-based foundation for the scuba diving rescue curriculum, allowing teaching to be conducted more professionally and systematically, and allowing participants to enjoy scuba diving with greater safety and confidence. In this study, eight experts, all involved in developing the scuba rescue curriculum, were selected, and the research was conducted with informed consent from all participants and in accordance with all related ethical rules. Improvement measures were identified for scuba rescue leaders, teaching programs and training facilities. The study revealed that to improve leadership, a system to verify the leader's ability should be developed and that, in general, the ability of scuba rescue leaders should be strengthened. To improve teaching programs, each scuba organization should produce updated program manuals, prepare evaluation standards, and develop programs that employ a wide variety of training equipment. Finally, in terms of facilities, improvements should be made by constructing artificial wave devices at training centers.

Development of Performance Assessment of Scientific Inquiring Ability in Elementary School (초등학교 과학탐구력 측정을 위한 수행평가 도구 개발)

  • 한광래;김정길;김해경;남철우;송판섭;은경용
    • Journal of Korean Elementary Science Education
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    • v.17 no.2
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    • pp.11-22
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    • 1998
  • The present educational and social circumstances require the improvement of science education and the promotion of scientific technology simultaneously Under this situation, it is necessary to develop the performance assessment evaluating the ability of scientific inquiry. The purpose of this study is to develop a valid and reliable instrument of the performance assessment that is can evaluate the scientific inquiring ability. The characteristics of the instrument developed through this study, are as follows, 1. The performance assessment can be impartially achieved for all the elements of scientific inquiry, which are required in the units of elementary science from 3rd to 6th grade of elementary school. 2. To maintain the objectivity of performance assessment, the detailed standpoints and standards are established. 3. The instruments are devised to evaluate the thinking skills with the experimental reports of student, the operation skills by the check list of evaluation that the teacher's observation for the student are recorded. 4. Considering the level of elementary school student, the items required the complex thinking and the investigative skills are exclude as much as possible. 5. The items are arranged according to the learning steps of elementary school, so that the evaluation may be achieved in parallel with the process of the real teaching -learning in class. 6. According to circumstances, make use of these materials for the evaluation as the practical teaching-learning materials instead of the normal teaching-learning materials The first field trial with the instrument was carried out, using a sample of 20 students from the 3rd to 6th at K and Y elementary school located in Kwangju city. The results of mean achievement quotient for each grade are as follows, the first term of 3rd grade (experiment and exercise skills ; 85%, inquiry thinking skills ; 74%), the second term of 3rd grade (experiment and exercise skills : 81%, inquiry thinking skills ; 76%), the first term of 4th grade (experiment and exercise skills ; 70%, inquiry thinking skills ; 59%), the second term of 4th grade (experiment and exercise skills ; 61%, inquiry thinking skills ; 71%), the first term of 5th grade (experiment and exercise skills ; 84%, inquiry thinking skills ; 67%), the second term of 5th grade (experiment and exercise skills; 73%, inquiry thinking skills ; 70%), the first term of 6th grade (experiment and exercise skills : 83%, inquiry thinking skills ; 84%), the second term of 6th grade (experiment and exercise skills ; 87%, inquiry thinking skills ; 81%).

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The Effect of Enriched-Supplementary Ability-Grouping Within Class to Education in Middle School Science: In the Capter of 'Water Cycle and Weather Change' (삼화 ${\cdot}$ 보충형 수준별 수업모형의 중학교 과학 교육에서의 적용 효과; '물의 순환과 일기변화 단원을 중심으로)

  • Kim, Hye-Hyun;Yoo, Jung-Moon
    • Journal of the Korean earth science society
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    • v.21 no.2
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    • pp.103-115
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    • 2000
  • The ability-grouping is the essence of the seventh educational curriculum, applied to school from year 2000, and its enriched-supplementary type will be carried out for science course. This study examines the effect of the enriched-supplementary ability-grouping within class to student's academic achievement and the attitude, related to science. Thus we developed teaching and learning methods with intellectual level about the subject of 'Water Circulation and Weather Change' in Middle-School Science 2. Then we tested 152 eighth graders who were divided into the experimental and control groups. The experimental one was taught through the ability-grouping for about six weeks, while the control through conventional lecture. The improvement of the experimental group in academic achievement was more effective than that of the control, and particularly to below-average students who ranked in lower thirty percent. The experimental one got more negative change in domain 'Science as a Subject, and in subdomain 'Anxiety in Science Lesson'. While outstanding students who ranked in upper thirty percent showed a significant positive change in subdomain 'Satisfaction in Teaching Method, the below-average were negatively changed in subdomain 'Anxiety in Science Lesson'. The current ability-grouping was suitable for the improvement of academic achievement, but not for the general attitude related to science. In order to enhance the ability-grouping effect in science education, we need to additionally consider student's interest and concern in grouping, and develop various teaching and learning methods together with proper textbook contents.

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Improvement of Teachers' Scientific Knowledge researched by Difficulty and Development of teachers experienced in process of Conducting Scientific Inquiry (과학적 탐구 수행에서 초등교사가 겪은 어려움과 성장으로 탐색한 교사의 과학적 지식 향상 방안)

  • Lee, Dongseung;Park, Jongseok
    • Journal of the Korean Chemical Society
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    • v.66 no.1
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    • pp.42-49
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    • 2022
  • Many elementary school teachers' lack of scientific knowledge reveal as several problems in teaching science. Thus, elementary school teachers need to improve their scientific knowledge, but there is the limit to improve the teachers' scientific knowledge through activities based on lecture that conducted in process of training and retraining them. Therefore, Improvement for training science teacher to improve scientific knowledge of elementary school teachers would be searched in this study. Depth interview was conducted toward three elementary school teachers, who had conducted action research, to improve content knowledge of material domain within teaching process and elementary school science. Based on result of the interview, difficulty and development that the three teachers were commonly experienced in process of conducting scientific inquiry in action research were analyzed. One of the difficulties of the inquiry were to figure out how the three teachers, who participated in the interview, understand specific concept, what they do not understand, and what they should study more to understand the concept. And there was a circumstance that the teachers did not know how to apply procedural knowledge, which learned explicitly in the process of setting plan for conducting research, into real context. Since there was difference between knowledge that they understand disjunctively and context that observed in real circumstance, they faced difficulty. However, the teachers conducted analysis of topic, planning research, conducting research, discussion of the result by themselves with those difficulties Thus, the teachers mentioned that not only content knowledge had been improved, but understanding of procedural knowledge, which is not intended to improve, had been also improved. Besides, they also mentioned that comprehensive understanding content knowledge, which they already understood, was also helpful. And the teachers suggest that if there were chance to discuss and examine the scientific practices by consisting of group with colleagues rather than conducting it individually it would more efficient studying. Considering their suggestion, direction of training elementary school teachers for improving their scientific knowledge should be improved in a way to understand science concepts based on direct research about context that is generated in circumstance of studying group of the teachers. Consequently, it would contribute to improvement of teaching science by combining teachers' practice and understanding.

Satifaction and Improvement of Clinical Experiment of Student Radiotechnologists (대학 방사선학과 학생들의 임상실습에 대한 만족도 현황과 발전방향)

  • Lyu, Kwang-Yeul;Kim, Hyun-Soo
    • Journal of radiological science and technology
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    • v.29 no.4
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    • pp.303-310
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    • 2006
  • Clinical experiment is a set of experience to help student acquire technic, attitude and knowledge by participating in the clinical work. The radiotechnologists who are employed in departments of radiology serve as clinical instructors. Their responsibilities include teaching students them to become competent radiotechnologist. Clinical instructors often have no formal preparation in teaching student. The purpose of this study is to review some principals that will help clinical instructors support and foster the professional development of student radiotechnologists. The clinical instructor should be able to identify the qualities of instructor, the characteristics of feedback and use facillitation skills when is evaluated student performance. And the survey was performed to evaluate the satisfaction of student participated in clinical experiment, the purpose of this research is to fine the problems and improvements in clinical experiment of student radiotechnologist in Korea.

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A Study on the Curriculum Development of Continuing Education for Academic Librarians in Korea (대학도서관 사서를 위한 전문 계속교육과정 개발에 관한 연구)

  • Chang, Hye-Rhan;Hong, Hyun-Jin;Noh, Young-Hee;Oh, Eui-Kyung
    • Journal of the Korean Society for Library and Information Science
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    • v.42 no.3
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    • pp.133-168
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    • 2008
  • As the library and information environment advanced, librarians should participate in continuing education programs for the improvement of services to satisfy users' need. To develop a curriculum model of continuing education for academic librarians, we reviewed related previous studies and continuing education programs performed both in Korea and overseas. Then. a survey was done to the academic librarians sampled systematically to identify the subject need for education. Based on the analysis, 2 sets of comprehensive curriculum were devised for the middle managers and working librarians respectively. The curriculum for the middle managers is consisted of 27 courses in 9 subject fields. and the curriculum far the working librarians is consisted of 25 courses in 7 subject fields. We selected one highly demanding subject from each curriculum, and developed specific educational program models. 'Library marketing' for middle managers and 'building and management of digital information resources' for working librarians. Program models include educational goal, content, teaching/learning strategies. duration time, teaching methods/tools, and instructor qualifications in detail. Finally, recommendations are suggested for the promotion and settlement of the continuing education.

Difficulties Faced by Working Mothers and Potential Solutions to these Problems: A Survey of Nursing Personnel in a Korean Teaching Hospital

  • Kim, Young Mee;Kim, Min Young
    • Perspectives in Nursing Science
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    • v.10 no.2
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    • pp.151-157
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    • 2013
  • Purpose: The purpose of this study was to identify difficulties that working mothers face and solutions to the identified problems. Methods: The study design was a cross-sectional, descriptive survey. A survey with 8 items rated on a 5-point scale (1~5) and 5 open-ended questions was administered to 48 married nurses and nurse aides working in 5 nursing units of a teaching hospital in South Korea in April 2013. Results: The score of satisfaction with childrearing patterns (mean=$3.31{\pm}0.79$) was higher than that of satisfaction with spousal support (mean=$3.08{\pm}0.85$). The score of working mother's turnover intention (mean=$2.40{\pm}1.03$) was lowest among the 8 items, but partners did not want their wives to quit work (mean=$3.60{\pm}1.22$). Satisfaction with company employment benefits for childrearing (mean=$2.90{\pm}0.72$) had the lowest score among the 4 satisfaction types analyzed. The turnover intention and satisfactions with childrearing (r=-.51, p<.001), spousal support (r=-.43, p=.002), supervisor's support (r=-.36, p=.013), and company benefits (r=-.37, p=.009) showed significant negative correlations. Conclusion: According to these results, familial support for childrearing is highly correlated with employed mothers' turnover intention. So improvement of familial support for childrearing will reduce married nurses' turnover intention. In addition, well-organized nursery facilities are recommended for enabling working mothers to continue their careers. Furthermore, more family-friendly welfare policies such as a flextime systems or compulsory paternity leave should be reinforced in the workplace.

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Communication Process in Reference/Information Service; Its Implication for Reference Teaching (정보 및 참고봉사상의 의사통신과정(意思通信過程) -참고과목을 위한 제언(提言)-)

  • Noh, Ock-Soon
    • Journal of the Korean BIBLIA Society for library and Information Science
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    • v.2 no.1
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    • pp.66-87
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    • 1974
  • It is the prime importance of the information and the reference-librarians to better understand the communication functions of the library since they are the ones to whom the library users come first with their informational needs. Reference librarians often have the problem of providing information to those who may have little experience with, or interest in the library. There is also a problem of finding out what the person really wants, not what he says he wants. Therefore, the interaction between the librarian and the user involves a highly complex activity of communication with each other even before the actual search begins. Reference librarians cannot perform to any degree of success without comprehension of the general patterns and processes of communication in information seeking. Nonverbal as well as verbal transmittal process on the part of both librarians and patrons should not be overlooked. Some of the difficulties and barriers of library communication are brought so that possible cures and improvement may be sought. The basic purpose of the reference interview through which this interpersonal communication takes place is for the reference specialist to enable to link the needs of the patron with potential resource of the library. The writer firmly believes that this importance of the process be taught as well as the materials in reference service regardless of the level of the course offered in library science department.

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The Effects of Smart Media Based STEAM Program of 'Chicken Life Cycle' on Academic Achievement, Scientific Process Skills and Affective Domain of Elementary School Students (스마트미디어 기반의 '닭의 한살이' 융합인재교육(STEAM) 수업이 초등학생의 학업성취도, 과학 탐구 능력 및 정의적 영역에 미치는 영향)

  • Choi, Youngmi;Yang, Ji Hye;Hong, Seung-Ho
    • Journal of Korean Elementary Science Education
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    • v.35 no.2
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    • pp.166-180
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    • 2016
  • This paper examines the effects on academic achievement, scientific process skills and affective domain for elementary students learning the 'Chicken life cycle' through traditional science class versus a smart media based STEAM approach. Students designed and built a hatching jar and created a smart media content for chickens using time-lapse technology. This STEAM program was developed to improve their scientific concepts of animals over nine periods of classes using integrated education methods. The experimental study took place in the third grade of public schools in a province, with the STEAM approach applied in 2 classes (44 students) and the traditional discipline approach implemented in 2 classes (46 students). The STEAM education significantly influenced the improvement of academic achievements, basic scientific process skills and affective domain. The results suggest that this STEAM approach for teaching scientific concepts of animal life cycles has the performance in terms of knowledge, skills and affect gain achievements in elementary school students' learning when compared to a traditional approach. Moreover, the smart media based STEAM program is helpful to lead students to engage in integrated problem-solving designs and learning science and technology.

An Investigation of Cloud Computing and E-Learning for Educational Advancement

  • Ali, Ashraf;Alourani, Abdullah
    • International Journal of Computer Science & Network Security
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    • v.21 no.11
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    • pp.216-222
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    • 2021
  • Advances in technology have given educators a tool to empower them to assist with developing the best possible human resources. Teachers at universities prefer to use more modern technological advances to help them educate their students. This opens up a necessity to research the capabilities of cloud-based learning services so that educational solutions can be found among the available options. Based on that, this essay looks at models and levels of deployment for the e-learning cloud architecture in the education system. A project involving educators explores whether gement Systems (LMS) can function well in a collaborative remote learning environment. The study was performed on how Blackboard was being used by a public institution and included research on cloud computing. This test examined how Blackboard Learn performs as a teaching tool and featured 60 participants. It is evident from the completed research that computers are beneficial to student education, especially in improving how schools administer lessons. Convenient tools for processing educational content are included as well as effective organizational strategies for educational processes and better ways to monitor and manage knowledge. In addition, this project's conclusions help highlight the advantages of rolling out cloud-based e-learning in higher educational institutions, which are responsible for creating the integrated educational product. The study showed that a shift to cloud computing can bring progress to educational material and substantial improvement to student academic outcomes, which is related to the increased use of better learning tools and methods.