The curriculum standards for elementary social studies of China which is published in 2002, showed that "inquiry learning, experience learning, problem-solving learning" is the most important ways to study morality and society (Chinese elementary social studies textbook). On the instructional theory reform of China, there was a lot of new method for social studies which is introduced from Japan or U.S.A. The aim of this paper is the following three. 1) to analyze the example lesson plans which is used by the new method in the teacher's guidebook developed by BEIJING Normal University Publishing Company; 2) to show what is the feature of the instructional theory in the teacher's guidebook; 3) to see what has changed in social studies and show the significance of the instructional theory reform of modern China.