美国教育家布鲁纳认为:“发现,并不限于追求人类尚未知晓的事物,而应指人们利用自己的头脑亲自获得知识的一切方法。”发现学习就是让学生利用教师所提供的材料,亲自去发现应得出的结论或规律。而问题恰恰是学生发现的前提,采用问题发现式教学,以问题为载体并且将问题贯穿于整个教学过程的一种教学方式,可以减少学生对教师和教材的依赖性,从而培养学生的好奇心,发展学生的观察和推理能力,并使其掌握探究问题的方 According to Bruenor, an American educator, “discoveries are not limited to pursuing what human beings are not yet aware of, but rather to all the ways people can use their minds to gain knowledge personally.” Learning to discover is about having students use the materials provided by their teachers , To discover the conclusion or law that should come out in person. The problem is precisely the prerequisite for students to discover, the use of problem-finding teaching, the problem as a carrier and the problem throughout the teaching process of a teaching method, can reduce the student’s dependence on teachers and teaching materials, so as to develop students’ curiosity , Develop students’ abilities of observation and reasoning, and make them masters of the problem of inquiry