小学数学新课程标准指出:学习不是教师把知识简单地传授给学生,而是一个学生自己建构知识的过程。在教学过程中,教师要给学生主动探索的机会,引导他们自己去探索知识,发现规律,并掌握学习方法,逐步使他们具有自主探 The new curriculum standard for primary school mathematics states that learning is not a process in which a teacher simply passes on knowledge to a student but rather a student constructs knowledge on its own. In the teaching process, teachers should give students the opportunity to take the initiative to explore and guide them to explore their own knowledge, to discover laws and master the learning methods, and gradually enable them to have their own exploration