数学教学是思维活动的教学,重视教给学生思考的方法,而问题是诱发思维的直接动因。建构主义理论认为,学习数学的过程是一个自主建构的过程,是认知矛盾运动的过程,是不断发现问题、解决问题的过程,可以说问题是数学的“心脏”。“发明千千万,起点是一问。”以问题促进学生的发展,已成为教育工作者研 Mathematics teaching is the teaching of thinking activities, emphasis on teaching students to think of ways, and the problem is the direct motivation to induce thinking. Constructivism holds that the process of learning mathematics is an autonomous process, a process of cognitive contradiction movement, a process of constantly finding and solving problems. It can be said that the problem is the “heart” of mathematics. “Thousands of inventions, the starting point is a question. ” To promote student development problems, has become educators research