以往的小学数学课堂中,教师唯恐学生对知识点理解不透彻,在课堂上把知识点分解成很多小知识点进行提问、讲解和说明,形成了一种“老师讲,学生听”的封闭式课堂。这种课堂教师站位过高,是知识的灌输者,学生成为知识的接受者,课堂变成了枯燥的叙述和说明。学生在课堂上思维得不到启发,收效甚微。“大问题” In the past elementary mathematics classrooms, the teacher feared that the students did not understand the knowledge points thoroughly, broke down the knowledge points into many small knowledge points in the classroom to ask questions, explain and explain, and formed a “teacher to listen to students” Closed classroom. This class teacher standing too high, is the inculcation of knowledge, students become the recipient of knowledge, the classroom has become a boring narrative and description. Students in the classroom thinking not inspired, with little success. “Big problem ”