科学课教学以探究为核心。探究既是科学学习的目标,又是科学学习的方式。让学生亲身经历以探究为主的学习活动是学生学习科学的主要途径。一、发现和提出问题是探究活动的必要前提学生如果不能提出有价值的问题,就不能进入探究活动。在课 Science teaching to explore as the core. Exploration is not only the goal of scientific learning, but also the way of scientific learning. Let students experience to explore the main learning activities is the main way for students to learn science. First, discovering and asking questions are necessary preconditions for inquiry activities Students can not enter into inquiry activities if they can not raise valuable questions. In class