本文从有效教学的角度,笔者就科学实验教学中存在的问题和如何提高课堂实验教学的有效性进行阐述,谈谈自己在长期教学实践中的摸索与策略。 This article from the perspective of effective teaching, the author of the problems in the science experiment teaching and how to improve the effectiveness of the experimental teaching in the classroom, to talk about his exploration and tactics in the long-term teaching practice.