曾经有人说,课堂教学已经研究了上百年,有重大意义的、能做的,早已做完,余下的不是无重大意义的,就是意义重大很难有突破的了。课堂教学研究似乎已经成了“鸡肋”。然而,上海市市北初级中学却知难而上,在课堂教学的实践和理论上取得了可喜的进展。悖论挑战教育是个复杂系统,课堂教学更是教育的结晶性典型,可以这样说,教育教学中的所有问题都能在课堂教学中得到呈现。自夸美纽斯提出班级授 It was once said that classroom teaching has been studied for hundreds of years. What is significant and what can be done has already been done. What is left is not of no significance, or it is of great significance that it is difficult to make breakthroughs. Classroom teaching research seems to have become a “chicken rib.” However, the Shanghai City Junior High School has made great progress in classroom teaching practice and theory. Public opinion challenge education is a complex system. Classroom teaching is a typical example of education. It can be said that all problems in education and teaching can be presented in classroom teaching. Since the United States to promote class proposed