开放性课堂教学以它特有的魅力,给学生提供了一种广阔的思维空间。它“有利于全体学生主动参与,实现课堂教学民主性和合作性,有利于学生体验成功,有利于学生思维能力的发展和创新意识的培养”。在教学过程中教师要充分发挥创造性,依据学生的年龄特征和认知水平,设计探索性和开? Open classroom teaching with its unique charm, to provide students with a vast space of thought. It “is conducive to all students take the initiative to participate in the classroom teaching to achieve democracy and cooperation, is conducive to the success of the students experience is conducive to the development of student thinking ability and the cultivation of innovative awareness.” In the process of teaching teachers should give full play to creativity, based on the age characteristics of students and cognitive level, design and exploratory?