随着素质教育的全面推进,用数学开放题培养学生的创新意识和能力,已经成了教改的热点．近几年在初中数学教学中,出现了一批符合学生的年龄特点和认识水平、设计优美、个性独特的开放题．为培养学生的发散思维能力,我们有必要对数学开放题进行研究和实践． With the all-around promotion of quality education, cultivating students’ innovative awareness and ability with open-ended mathematics has become a hot spot in education reform. In recent years, junior high school mathematics teaching, there have been a number of students meet the age characteristics and level of understanding, design beautiful, unique personality open question. In order to cultivate the divergent thinking ability of students, we need to study and practice mathematics open questions.