所谓“一课三磨”就是由多位老师先后执教同一教材内容。上课老师先集体备课,再先后上课,每次公开课后,年级组所有老师围绕公开课展开研讨磨课,在磨课的基础上,下一位老师再上课。先后经历多次“研讨—磨课—上课”的过程,最后呈现出来的课堂会是什么样呢?带着跃跃欲试的期待,我们年级组很快确立了“主题先行,一课三磨”的教研小团队,共三组,每组三人。2014年4月1至3日,连续三天,第一小组的三 The so-called “a lesson three mill ” is by a number of teachers have coached the same textbook content. The class teacher first collective lesson preparation, then one after another class, each open class, the grade group of all teachers to open seminars around the open class, based on the grinding class, the next teacher and then class. Has experienced many times, “seminar - grinding class - class” process, the last class will be what kind of appearance? With the eagerly anticipated, our grade group quickly established the “theme of the first class of three mill ”Teaching and research small team, a total of three groups of three. April 1 to April 3, 2014 for three consecutive days, the first group of three