《科学3～6年级课程标准》指出:小学科学学科担负着对学生进行科学启蒙教育的重要任务。“启蒙”即规定了小学科学学科教育的层次。课标还指出:科学探究既是学生科学学习的目标,也是科学学习的方法。因此,科学教学必须让全体学生参与,以探究为目的,让学生在经历有典型意义的活动中去获取知识,去 The “Science Grades 3 ~ 6 Curriculum Standards” states: The science of primary school is responsible for carrying out the scientific enlightenment education for students. “Enlightenment ” stipulates the level of primary science discipline education. Course standard also pointed out: scientific inquiry is not only the goal of students’ scientific learning, but also the method of scientific learning. Therefore, science teaching must involve all students, for inquiry purposes, to enable students to acquire knowledge through activities of typical significance