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教师在生物课堂教学中运用电教手段教学,是改进教学方法、提高效率的一种有效途径。在生物课堂教学中,教师应如何进行教学设计,从而正确合理地使用电教媒体,充分发挥不同电教媒体的功能,提高课堂教学效率,这是我们必须思考和研究的重要课题。在以往的生物教学实践中,有些生物教师在运用电教
Teachers in the biological classroom teaching the use of teaching methods of electric teaching is to improve teaching methods and improve efficiency as an effective way. In biological classroom teaching, how teachers should design their teaching so that they can use audio-visual media correctly and reasonably, give full play to the function of different audio-visual media, and improve the efficiency of classroom teaching is an important issue that we must think and study. In the past practice of biological teaching, some biology teachers are using audio-visual education