好的开头等于成功的一半。引课,作为课堂教学的开头也具有这种功效和作用。于漪老师说:“课的开始,其导入就好比提琴家上弦,歌唱家定调,第一个音定准了,就为演奏或者歌唱奠定了良好的基础。”引课方式多样,因人而异,因课而变。有些引课只注重形式,花里胡哨,华而不实。如何使引课做到“引”只是手段,“思”才是目的和功用,本文就物理课堂实现这一转变作一探讨。一、让“引课”走向“引思”是有效教学的应有之义尽管有效教学的理念在基础教育的课堂中日渐得到教师的认同和践行,但不可否认的 A good start is half the battle. Lesson, as the beginning of classroom teaching also has this effect and role. Yu Yi teacher said: “The beginning of the class, the introduction is like the violinist, singer fixed tone, the first tone is determined, and for playing or singing laid a good foundation.” People vary, because of the lesson change. Some lessons only pay attention to the form, bells and whistles, flashy. How to make the lesson lead to “lead” is only a means, “thinking” is the purpose and function, this paper discusses the physical classroom to achieve this change. First, to let “lead class ” to “lead the idea ” is the proper meaning of effective teaching Although the concept of effective teaching in the basic education classroom gradually get the recognition and practice of teachers, but it is undeniable