本文旨在探討國民小學教學執行階段中的重要原則及其實踐經驗。首先，經過相關文獻的分析和歸納，提出了十二項重要的教學原則：營造良好的班級氣氛；提供充裕的學習機會；指出明確的學習重點；呈現紮實的學習內容；進行智慧的教學對話；實施充分的練習活動；提供高度的鷹架支持；教導有效的學習策略；安排合作的學習活動；懷抱適當的教師期望；設計新奇的教學刺激；以及運用差異的教學第略。其次，將上述的原則加以歸納，並透過焦點訪談的方式，從提供豐富的學習支接;涵育優質的學習文化；以及運用有效的教學策略等三個方向來闡釋相關的實踐經驗，俾供教師實施教學活動之參酌。最後，提示相關原則應用時，必須把握的要領，以發揮原則的功能，促進學習的成效。

The aim of this paper is to explore the important teaching principles of executive stage and their practical application in elementary schools. Firstly, with the literature reviews and analysis, the paper suggests twelve important principles: 1.to create supportive classroom climate; 2. to provide ample opportunity to learn; 3. to show key points of learning; 4. to present coherent content; 5. to give a thoughtful discourse; 6. to display abundant practice activities; 7. to administer active scaffolding; 8. to teach effective learning strategies; 9. to arrange cooperative learning; 10. to establish appropriate expectations; 11. to find innovative stimulus to learn; 12. to use differentiated teaching strategies. Secondly, to sum up the above-mentioned principles and provide practical experience for the implementation of these principles through focused interviews.