目前,虽然素质教育观念已经逐渐推广并实施,但很多学校由于设备条件不完善,学生学习热情不高涨,只是为了考试而考试;教师教学方法单一,只能教授理论知识而缺乏实践,教学效率低下。在这样的环境下,只有教师以身作则,对科学教学深入挖掘并研究出多样化的教学手段,这样才能有助于提高初中科学课堂效率。 At present, although the concept of quality education has been gradually promoted and implemented, but many schools due to imperfect equipment conditions, students are not enthusiastic about learning enthusiasm, only to test and examination; teacher teaching a single, only teaching theoretical knowledge and lack of practice, teaching inefficient . Under such circumstance, only teachers should lead by example and dig deep into science teaching and study diversified teaching methods so as to help to improve the efficiency of junior middle school science classrooms.