近年来,初中化学教学正迈入改革创新的快车道,各种合理有效的经验和做法屡见不鲜。在教学实践中我们发现,小组“互助合作”课堂充分体现了课堂的高效性、自主性和开放性,实现了教师、学生的多维同向加力,形成有效合力,调动了教与学的积极性,“动车效应”日益凸现。 In recent years, junior high school chemistry teaching is entering the fast lane of reform and innovation, and various reasonable and effective experiences and practices are not uncommon. In the teaching practice, we found that the classroom “mutual aid and cooperation ” class fully reflects the classroom efficiency, autonomy and openness, to achieve the teacher and student multidimensional co-positive force, the formation of effective synergy, mobilized the teaching and learning The motivation, “motor car effect ” has become increasingly prominent.