让学生通过“做”数学来学数学、理解数学。但数学活动往往要受其内容、时间的限制,所以活动的设计要讲究时效性和可行性。学生的座位就是一个很好的建构平台,却往往被许多一线教师忽略掉。本文主要就从学生的座位这一角度,谈如何巧用学生的座位来“做”数学,以提高课堂的时效性和趣味性。 Have students learn math and math by doing math. However, mathematical activities are often subject to its content and time constraints, so the design of activities should pay attention to timeliness and feasibility. Student's seat is a good platform for building, but often overlooked by many front-line teachers. This article mainly talks about how to skillfully use the students' seats to “do” mathematics in order to improve the timeliness and fun of the class.