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題 名 | 國小四年級學生在問題解決歷程中解題策略與概念之探究=Problem Solving Strategies and Conceptions Used by 4[90bb] Graders in Elementary School |
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作 者 | 張美玉; 周欣萍; | 書刊名 | 課程與教學 |
卷 期 | 12:4 2009.10[民98.10] |
頁 次 | 頁223-249 |
分類號 | 521.12 |
關鍵詞 | 問題解決; 概念發展; 水的三態變化; Problem-solving; Conceptual development; Three states of water; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究探討國小學童水的三態相關解題策略與概念。採質的研究法,主要運用放聲式思考晤談,並輔以問卷、教學錄影帶、活動記錄單等方式。研究對象為201位國小四年級學童,經由前測問卷與晤談兩方式,篩選出具有水的三態另有概念的學童共28人,進行問題解決教學活動,教學後再進行一對一晤談,以了解學童解題時所運用的概念類型,以及解題的策略。研究結果顯示:一、學童的解題概念類型,是由低層次到高層次分佈,依序為:具體概念層次、半抽象概念層次、抽象概念層次。二、學童的解題概念發展型態可歸納為:(1)以較高層次的概念來發展解題思考,並且概念呈現穩定的狀態。(2)在同儕互動下,原先使用較低概念層次的學童,改變為使用較高層次的概念。(3)教學後單獨解題時,因為缺乏小組互動的機會,兒童有可能重新使用較低層次的概念。三、在解題策略方面可歸納如下:(1)教學前具有相同概念並不代表會有相同的解題策略形式。(2)學童所思考的概念會影響其解題策略形式。 |
英文摘要 | Using mainly the qualitative approach, this study investigated the concepts and strategies used by fourth-graders to solve problems in relation to water state learning. Data collected included clinical interviews with students, questionnaires, video recordings, and students' worksheets. Out of a total of 201 fourth-graders in a primary school, 28 students were selected to participate a problem-solving teaching activity and then a one-to-one interview. The results of the study were as follows: (1) There were three levels of problem-solving conceptions that the students had: the concrete level of conceptions, the half-abstract level of conceptions, and the abstract level of conceptions, (2) The style of conceptual development in problem-solving that the students had was mainly using higher level conceptions to solve problems stably. Furthermore, through peer discussion and reflection during the problem-solving activities, students who used the lower level conceptions previously could use the higher level conceptions. However, after teaching, some students without peer interaction would possibly use the lower level conceptions again, and (3) We also found that students who had similar preconceptions might not apply similar problem-solving strategies. However, the conceptions that students used influenced the strategies the students used in problem-solving. |
本系統中英文摘要資訊取自各篇刊載內容。