“教学有法,但无定法”。教师作为教学活动的组织者、引导者,在当前对课堂教学的有效性呼声愈来愈高的背景下,根据学生的学情选择适合的教学方法,就显得尤为重要。下面是笔者在《圆的认识》教学实践中的一些探索与思考,与同行商榷。 “Teaching a law, but no fixed law.” Teachers as the organizers of the teaching activities, guides, in the current context of the effectiveness of classroom teaching is getting louder and louder, according to the students learn the appropriate choice of teaching methods, it is particularly important. The following is the author in the “circle of understanding” teaching practice in some exploration and thinking, and colleagues to discuss.