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在自然教学中根据教学内容和要求不同,实验可分为:演示实验和学生实验两种。演示实验是教师在教学过程中,配合教学内容演示给学生看的实验,学生能从教师的演示实验中获得生动的感性认识。实践证明,教师搞好演示实验是上好自然课的重要手段。怎样才能搞好演示实验呢? 一、设计实验 注重实效 自然教材中的实验,不是
In nature teaching, according to different teaching contents and requirements, experiments can be divided into two kinds: demonstration experiment and student experiment. Demonstration experiment is the experiment that teachers demonstrate to students in the process of teaching according to the teaching content. Students can get vivid perceptual knowledge from the teachers' demonstration experiments. Practice has proved that teachers do a good demonstration of experiments is an important way to natural class. How can we do a good demonstration experiment? First, the design experiment pay attention to the effect of the experiment in the natural textbooks, not