数学是思维的体操,问题是数学的心脏,问题设计是数学解决问题教学过程的关键,也是数学课堂的首要选择。教育学上把问题定义为“给定信息和要达到的目标之间有某些障碍,需要被克服的刺激情境”。问题设计就是设 Mathematics is thinking gymnastics, the problem is the heart of mathematics, problem design is the key to solve the problem of teaching mathematics, but also the primary choice of mathematics classroom. The pedagogical definition of a problem is that “there is some hurdle between the given information and the goal to be achieved and the stimulus that needs to be overcome.” Design problem is set