我国小学数学教材多以“正文—例题—练习”的体例编排,西南师大版小学《数学》(以下简称“西师版”)教材则按照“例题—课堂活动—练习”的方式编排。其中,“课堂活动”作为一个独立的栏目出现,针对每一课时内容安排1~2个课堂活动题目。“课堂活动”栏目是西师版教材的独创,是学生在课堂上学习完新课后,以个人或小组互动的方式通过自主解决数学问题的经历,巩固当堂所学知识,理解数学概念,熟悉数学法则,掌握数学 The teaching materials of primary school mathematics in our country are mainly based on the way of “text - example - practice”. The teaching materials of “Mathematics” (hereinafter referred to as “ ”Way to arrange. Among them, “classroom activities ” appear as a separate column, for each lesson content arranged 1 or 2 classroom activities topic. “Classroom Activities ” column is the original version of the Western Master Edition textbooks, is the students in the classroom after the completion of the new class, in an individual or group interactive way to solve mathematical problems by self-experience, to consolidate what they learned to understand mathematics Concept, familiar with mathematical rules, master mathematics