根据现代认知心理学的观点：教学过程本质上是一种信息加工过程，小学数学教学过程就是教师引导学生对教材中输出的数学信息进行接收、储存、加工处理的过程。在此过程中，人们一直重视语言符号的作用，注重语意编码；而轻视物象符号的作用，忽视表象编码。实际上，学生学习数 According to modern cognitive psychology point of view: the teaching process is essentially a process of information processing, primary school mathematics teaching process is the teacher to guide students to receive the mathematical information output, storage, processing process. In this process, people have always attached importance to the role of language symbols, focusing on semantic coding; while despising the role of symbolic symbols, ignore the appearance of coding. In fact, the number of student learning