我是南京市小学数学教学骨干,市学科带头人。我曾应邀到过不少地方,上过许多获同行赞誉的课,校内也带一批徒弟。我感觉数学教学技艺修炼到“高原区”如瓜已熟,难以再提高了。然而,三个因素让我意识教学技艺提升还“天外有天”。一是学校派我参与开创分校,建设新校园文化,需要形成文化自觉,强调数学课堂的文化品位;二 I am a primary school mathematics teaching in Nanjing City backbone, city discipline leaders. I have been invited to many places, attended by many peer praise class, the school also with a group of apprentice. I feel math teaching techniques to cultivate “plateau area ” melon already ripe, it is difficult to raise again. However, three factors make me aware of the teaching skills to enhance “Heaven and Earth ”. First, the school sent me to participate in creating a branch school, building a new campus culture, the need to form a cultural awareness, emphasizing the cultural quality of mathematics classroom;