情境教学作为一种常用的教学手法已深入课堂,笔者近年也看到了许多预设与生成丝丝相扣的数学情境教学:善于从平常的生活现象出发,懂得教学体现“体验式”相对于“输入式”的教学效果的优势,将数学内容融入到自然地情境之中,把干巴巴的数学理论讲活,把沉闷的课堂气氛变活,数学课堂生动活泼,又别具一格,给人留下难忘的印 Situation teaching as a common teaching method has been in-depth classroom, the author also saw in recent years, many presuppositions and generated slightest mathematical situation teaching: good at starting from the usual phenomenon of life, to understand the teaching of “experiential ” relative In the “input ” teaching effect of the advantages of the mathematical content into the natural situation, the dry talk of mathematics theory live, the boring atmosphere of the classroom lively, lively and math class classroom, and unique, to People leave a memorable seal