兴趣往往是学生学习的直接出发点 ,它可以调动学生学习的积极性、主动性和创造性 ,进而把学习当作自己的需要和愿望 ,并赖以自觉探求知识和应用知识解决问题。因此教师应以教材为载体 ,尤其是实验性较强的化学学科 ,应充分利用其趣味性去激发学生学习的兴趣 ,并抓住契机将学生? Interest is often the direct starting point for students' learning. It can arouse the enthusiasm, initiative and creativity of students in learning, and thus regard learning as their own needs and aspirations, and rely on the conscious exploration and application of knowledge to solve the problem. Therefore, teachers should be teaching materials as a carrier, especially the more experimental chemistry, should make full use of their interest to stimulate student interest in learning, and seize the opportunity to students?