提高课堂小组讨论的效率是建设高效课堂的一个重要方面,陶行知的小先生制在课堂分组讨论中的应用能够提高讨论的有效性。本文将陶行知的小先生制应用到初中数学的教学中,从组建讨论小组、选拔小先生、培训小先生以及课前准备共四个方面对小先生制在分组讨论中的有效应用提供了具体的实施策略。 Improving the efficiency of classroom discussion is an important aspect of building an effective classroom. The application of Tao Xiazhi’s mini-system in group discussion in the classroom can improve the effectiveness of the discussion. This article applies Mr. Tao Xiaochi to the teaching of junior high school maths. It provides the effective application of Mr. Xiao’s system in the group discussion from the following four aspects: the formation of discussion group, selection of young gentleman, training of young gentleman, and the preparation before class Specific implementation strategy.