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題 名 | 化學計量之概念發展與電腦輔助學習系統之研究=Computer Assisted Learning Conceptual Development of Stoichiometric Problem--Solving |
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作 者 | 邵正忠; 邱鴻麟; | 書刊名 | 科學與教育學報 |
卷 期 | 1 1997.05[民86.05] |
頁 次 | 頁19-35 |
分類號 | 521.53 |
關鍵詞 | Stoichiometry; Conceptual development; Expert system; Problem solving; 化學計量; 概念發展; 專家系統; 解題; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究是以建構規則導向(rule-based)的電腦輔助學習系統來診斷國中學生有 關化學計量之概念發展。研究中針對一位國中二年級學生進行診斷系統的操作與結構性晤談 ,以瞭解學生在化學計量主題的學習過程。 研究結果發現:( 1 )學生在電腦輔助系統的操作上有不同的學習方式( 2 )學生的解題 有固定的標準化程序( 3 )規則導向的電腦輔助學習系統可以幫助學生概念改變( 4 )學 習階層工作分析有助於瞭解學生概念的統整( 5 )成功的解題者不等於是概念的理解者。 本研究已能確定國中學生在有關化學計量解題時相關概念的聯結關係及解題策略。而教師應 採取何種教學策略或方法幫助學生作概念的統整;及學生應如何對概念群作完整的學習以強 化學習成效是有待進一步探討的主題。 |
英文摘要 | A rule-based computer assisted learing software of diagnosing junior high school students' conceptural development in stoichiometric problem solving was designed in this research. The research subject was one second year junior high school students. Basides the subject's operation of this computer system, the structured interviews between the subjects and the researcher was recorded for further understanding the subject's learning processes in stoichiometry. According to research data, four discoveries were made: (1) There were fixed processes in solving the stoichiometry questions. (2) The rule-based computer assisted learning system contributed to the student's conceptual framework. (4) The one who could solve the stoichiometric questions successfully were not necessarily the one who understood the concepts. There were positive proofs of indicating the relation between the students's concepts and strategies in stoichiometryic problem-solving. Therefore, the teaching strategies for integrating the students' learning concepts, the students' completely learning in concepts, and the effective learning in future researches should be emphasized. |
本系統中英文摘要資訊取自各篇刊載內容。