• Title/Summary/Keyword: Science process skill

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An Empirical Analysis on the Rapid Reading and Comprehension Ability Program

  • Choi, Kyoung-Ho;So, Kang-Chun
    • Journal of the Korean Data and Information Science Society
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    • v.18 no.3
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    • pp.679-688
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    • 2007
  • We select the 'rapid reading and comprehension method' to promote the reading skill, and want to apply it to students to study how their reading speed and comprehension improves. For this purpose, in this paper, we define reading as an accurate and quick ability to process information, and the object of this research is to verify a scheme to improve the reading skill, which is called the 'rapid reading and comprehension method - reading based on this method means fast reading as well as an accurate understanding which increases the amount of information received'. For data collection, we selected four primary school in the Kimje city. We found out validation the effective improvement of the reading ability by the 'rapid reading and comprehension method program'. The students' reading speed was enhanced by the rapid reading training and the comprehension ability increased as well.

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Effect of the Physical Science Activity based on the Constructivism on Young Children's Scientific Process Skills, Scientific Attitudes and Cognitive Self-esteem (구성주의에 기초한 물리과학 활동이 유아의 과학적 탐구능력과 태도 및 인지적 자아에 미치는 효과)

  • Kim, Hi-Jung;Kim, Se-Ru;Youn, Soo-In
    • Korean Journal of Childcare and Education
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    • v.7 no.3
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    • pp.165-187
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    • 2011
  • This study was aimed to explore the effect of the physical science activity based on the constructivism on young children's scientific process skills and scientific attitudes, cognitive self-esteem. The subjects consisted of 20 five-years-old children of experimental group and 20 children of control group. Children of experimental group conducted the physical science activity based on the constructivism for total six weeks. As a result of study, children who experimental group showed significant result in the scientific process skill, scientific attitude, cognitive self-esteem. The educational implications of these indicate that we need to actively develop programs to increase scientific process skills and scientific attitude, cognition self-esteem of young children through teacher's education.

The development of an Instrument for Measuring the Creative Engineering Problems Solving Propensity for STEAM (융합인재교육(STEAM)을 위한 창의적 공학문제해결 성향 검사 도구 개발)

  • Kang, Ju-Won;Nam, Younkyeong
    • Journal of the Korean Society of Earth Science Education
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    • v.9 no.3
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    • pp.276-291
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    • 2016
  • This study is to develop a valid and reliable instrument for measuring students' creative engineering problem solving propensity. The creative engineering problem solving is operationally defined in this study as a creative problem solving skill in an engineering context. To develop the instrument, first we define seven common constructs between engineering problem solving skill and creative problem solving skill through an intensive literature review; motivation, context, personal character, engineering design, engienering habits of mind, understandings of engineering and engineers, communication skill, and collaboration skill. Based on the seven constructs and the face validity test conducted by two in-service science teachers and 4 experts in science education research, 40 preliminary items were developed. Then the preliminary instrument was implemented in a science gifted highschool to measure the reliability of the instrument. From the 40 items, 34 items were selected through the initial reliability test by Cronbach's ${\alpha}$(>.75). Finally through the three times of factor analysis process, 28 items in five construct categories were selected; motivation (3 items), engineering design (6 items), engineering habits of mind (9 items), understandings of engineering and engineers (4 items), communication and collaboration skill (6 items). The factor analysis result showed that the reliability of each construct category was between .733 to .892., meaning that the instrument is reliable in terms of the higher structural validity (each item is categorized in an appropriate construct category). We expect that the creative engineering problem solving propensity instrument developed in this study can be used in various contexts for STEAM education research as a reliable and valid instrument.

Clinical Dental Hygiene Education and Practice based on Dental Hygiene Process (치위생 과정 기반의 임상 치위생 교육과 실무)

  • Cho, Young-Sik
    • Journal of dental hygiene science
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    • v.11 no.3
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    • pp.135-154
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    • 2011
  • Dental hygiene was originated from dentistry and dental hygiene knowledge was a component of dental knowledge body. Since the late 1980s dental hygiene theory was began to develop. Nursing theories such as metaparadigm, nursing process and human need theory affected theory development as dental hygiene process. Dental hygiene process provides a framework for high quality dental hygiene care. Dental hygiene process include five phases; assessment, dental hygiene diagnosis, dental hygiene planning, implementation, evaluation. Dental hygiene process of care is recognized as standard for dental hygiene education and clinical dental hygiene practice. Dental hygiene practice has moved from auxiliary model to professional model. Critical thinking skill and disposition are necessary to provide evidence-based dental hygiene care using dental hygiene process as clinical process and critical thinking process. Critical thinking, problem solving and evidence-based practice must be integrated into dental hygiene process for quality dental hygiene care.

Construction of a Structural Equation Model on Attitudes to Science Using LISREL (LISREL을 이용한 과학에서의 태도에 관한 구조방정식모델의 구축)

  • Lee, Kyung-Hoon
    • Journal of The Korean Association For Science Education
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    • v.17 no.3
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    • pp.301-311
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    • 1997
  • The purpose of this study is to construct a structural equation model and to analyze causal relationships among variables related to attitudes to science using structural equation modeling(SEM) with LISREL VII. The sample consisted of 483 10th grade boys from a general high school in Pusan, Korea. The questionnaires (ABC-attitude scale: affection, behavioral intention, cognition scale of attitude towards science) were developed by the researcher through a pilot study. And other instruments have modified previous ones. Five instruments were used in this study: GALT(group assessment of logical thinking), MTSlS(modified test of science inquiry skill), ABC-attitude scale, MSAS(modified scientific attitude scale), CSAT(common science achievement test). Structural equation modeling with LISREL VII($J\ddot{o}reskog$ & $S\ddot{o}rbom,$ 1993) was employed to estimate the causal inferences about hypothesized relationships among observed data sets. Three competing models consisted of five latent variable(scientific thinking ability, science inquiry skill, attitude towards science, scientific attitude, science achievement) - lP(inquiry preceding) model, AP(attitude preceding) model and AM(attitude mediating) model - were developed. Among these competing models, IP model satisfied the observed data sets. The causal relationships among "attitudes to science" and other latent variables were reliably identified. According to the results of the present study, science inquiry skill was the most significant variable that can predict science achievement. But scientific thinking ability has not directly influenced science achievement. This study suggests that inquiry based teaching-learning processes should be offered to students for improvement of science achievement. At the same time, it seems to be important to develop positive attitude towards science. Understanding of relationships among variables related to attitudes to science will be helpful to the development of science curriculum and to the design of science teaching and learning process. LISREL has been recognized as a useful approach in testing a SEM. However, in this study, LISREL approach was estimated as much more useful method for research design.

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Effects of Simulation on Nursing Students' Knowledge, Clinical Reasoning, and Self-confidence: A Quasi-experimental Study

  • Kim, Ji Young;Kim, Eun Jung
    • Korean Journal of Adult Nursing
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    • v.27 no.5
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    • pp.604-611
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    • 2015
  • Purpose: Knowledge, clinical reasoning, and self-confidence are the basis for undergraduate education, and determine students' level of competence. The purpose of this study was to assess the effects of the addition of a one-time simulation experience to the didactic curriculum on nursing students' knowledge acquisition, clinical reasoning skill, and self-confidence. Methods: Using a quasi-experimental crossover design consisted of intervention and wait-list control groups. Participants were non-randomly assigned to the first intervention group (Group A, n=48) or the wait-list control group (Group B, n=46). Knowledge level was assessed through a multiple choice written test, and clinical reasoning skill was measured using a nursing process model-based rubric. Self-confidence was measured using a self-reported questionnaire. Results: Results indicated that students in the simulation group scored significantly higher on clinical reasoning skill and related knowledge than those in the didactic lecture group; no difference was found for self-confidence. Conclusion: Findings suggest that undergraduate nursing education requires a simulation-based curriculum for clinical reasoning development and knowledge acquisition.

Development and Using for Practical Model of Performance Assessment in The Earth Science Education (지구과학 수행평가 모형의 개발 및 활용방안)

  • Kim, Sang-Dal;Choi, Sung-Bong;Han, Sang-A
    • Journal of the Korean Society of Earth Science Education
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    • v.1 no.1
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    • pp.1-13
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    • 2008
  • The purpose of this research is to accomplish the goal of science education based in the seventh science course of study by suggesting the plan for development of executable method in the learning process of Earth Science education and establishing a practical model to evaluate its achievement. Furthermore, the idea of this research is to recognize a way of using and consideration at practical use of the model. Since the purpose of the educational evaluation is to maximize the efficiency of school studying, there are some negative aspects in our current method of evaluation to achieve the purpose. New system has been introduced into the educational evaluation to resolve such a critical issue. Despite some positive aspects in the system, it could not be escaped from the multiple choice and pens examination. This could be caused by in various limitations, especially the insufficiency of teachers' awareness and the data about the Performance assessment. This research is to develop and use the practical model for the Performance assessment in consideration of current educational circumstances of Junior and High school. The model of the Performance assessment in this research is to sufficiently evaluate student's ability and skill in the learning process of Earth Science education. Hence, it is dedicated to the education for human being and improve quality in the learning process of the Earth Science education among the modern society, which is characterized globalization and information. Furthermore, it may promote the growth of various character of students and increase creativity and skill for the problem solving.

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The Worker Scheduling Scheme for Maximum Work Efficiency with Workloads Balancing Consideration (작업효율을 만족하고 작업량 평준화를 고려한 작업자할당 방법에 관한 연구)

  • ;;Lee, Hong, Chul;Kim, Sung-Shick
    • Journal of the Korean Operations Research and Management Science Society
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    • v.22 no.4
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    • pp.115-131
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    • 1997
  • The problem addressed in this paper is to minimize the deviations of workloads assigned to worker and to maximize the total utilizations(degree of skill) between workers and machines simultaneously. Each worker can handle the set of machines with the different degree of skill and each machine has the workloads needed to be processed. Also, each worker has to be assigned to at least one machine with the minimum workload deviation. This problem can be formulated as a preemptive goal programming with generalized assignment constraints. The proposed algorithm consists of two phases. First, a capacitated circulation network is constructed to assign the workers to machines with the maximum total utilizations while considering workloads balance. Then, a refinement process is applied to the split machines to satisfy the feasibility condition. The real industrial application in a plastic extrusion manufacturer is included along with several computational experiments.

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The Development of Performance Scoring Rubrics for the Inquiry-Based General Chemistry Experiments (탐구적 일반화학실험 수행 평가 준거 개발)

  • Kang, Soon-Hee;Kim, Yang-Hyun;Park, Jong-Yoon
    • Journal of The Korean Association For Science Education
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    • v.19 no.4
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    • pp.507-515
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    • 1999
  • This study is to develope the performance scoring rubrics for the inquiry-based experiments of general chemistry course in the college of education. Two types of analytic scoring rubrics have been developed for nine different experiments. The first one is to assess scientific process skills from the written experimental reports. These analytic scoring rubrics include seven process skills selected from the Lawson's 'creative and critical thinking skills' and other known process skills. The second one is to assess the individual manipulative skills and experimental attitudes through direct observations by the teacher. The content validity of all scoring rubrics was testified by six science educators. Also the inter-scorer reliability of analytic scoring rubrics administered on the students' experimental reports was examined. The correlation coefficient between the scores obtained from the experiments and those of the written test for theoretical knowledges was found to be r=.663(p <.01). From the variance($r^2$=.440), we would say indirectly that the 56% of this experimental assessment does not overlap with the theoretical knowledges test and assesses students' science process skills, manipulative skills, and attitudes.

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An Experimental Study of Idea Sketch in Design Education Method (디자인 교육에서 기초표현 전개 과정에 관한 실험 연구)

  • 신명철
    • Archives of design research
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    • v.12 no.4
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    • pp.211-220
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    • 1999
  • This study purposed more effective drawing process in practical lecture with students. Researched materials were constitution to a semester of presentation technique curriculum major in industrial design for freshman course. Students exert to entrance examination of university to get a good point in practical test. There did not have creative action in minds. But, design required concept of good idea sketch and creative technique. At study process should make correction a reform to sketch skill by repeat practicing with misunderstand drawing or imitative idea sketch. According to the practical test result & response revised lecture schedule. And then, I had survey to questionnaire paper for feedback by trial result. Besides, I was study to effect use the drawing materials for example, colored pencil, marker pastel. I think important to first use to way understanding materials and basic training. Design education be driven to new creative sketch skill. Design is the creative process to which brings ideas to reality.

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