学生是学习的主体,让学生的思维“活”起来,使课堂真正成为提高学生学习兴趣、开发学生思维的阵地。教师在课堂教学中要学会创设问题情境,给学生提供实践的机会,引入竞争机制,鼓励学生在学习中交流。一、创设问题情境,调动学生的思维“学起于思,思起于疑。”疑问是一切探究活动的开始,没有疑问就没有探究。疑问是打开知识大门的钥匙,有了疑问才可能产生求知欲。在化学课堂教学中,教师和学生都可以提出自己的问题。如何调动学生的思维、激发学生的求知欲呢?教师必须学会创设开放性的、新颖且富有吸引力的问题情境,启发和帮助学生提出问题,最大限 Students are the main body of learning, let students think “living ” up, so that the classroom really become to improve student interest in learning, development of student thinking position. Teachers in classroom teaching to learn to create a problem situation, to provide students with practical opportunities, the introduction of competition mechanisms to encourage students to communicate in learning. First, create a situation context, mobilize the students’ thinking “learning from thinking, thinking in doubt ” question is the beginning of all inquiry activities, there is no doubt that there is no inquiry. Doubt is the key to open the door to knowledge, with the suspicion may produce curiosity. In chemistry class teaching, both teachers and students can ask their own questions. How to mobilize the thinking of students to stimulate students’ curiosity? Teachers must learn to create open, new and attractive problem situations, inspire and help students ask questions, the maximum