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在学习人教版语文一年级上册第九课《影子》一课时,刚刚进入学校的一年级学生对“影子”这一自然现象的认识还不太清楚,对“影子在前,影子在后,影子像条小黑狗,常常跟着我。影子在左,影子在右,影子是个好朋友,常常陪着我……”这些内容还不太理解。如果进行纯理论的讲解,学生太小,难以接受;如果运用多媒体课件进行演示,有些方位感差的孩子肯定也是一知半解。课堂上,我灵机一动:何不直接借助太阳的投影,让孩子们亲身感受一下“影子”呢?
When learning the lesson “Shadow” in the first grade of the Chinese PEP, the freshman just entered the school is not yet aware of the natural phenomenon of “shadow”, and “shadow before the shadow In the future, the shadow like a black dog, often follow me shadow in the left, the shadow in the right, the shadow is a good friend, often with me ... ... ”The content is not yet understood. If purely theoretical explanations, the students are too small, unacceptable; if the use of multimedia courseware to demonstrate, some children with poor orientation is certainly a poor understanding. In class, I got a brainwashing: why not directly use the sun’s projection, let the children personally feel “shadow” it?