心理学家认为:“学习的最佳动力乃是对所学材料的兴趣。”可见,兴趣对学生的学习活动有着非常重要的作用,它可以使学习者排除其他因素的干扰,将注意力优先、集中地指向感兴趣的事物,通过自发的、紧张的思维活动,获得知识。而小学教育的对象是儿童,小学生的兴趣通常是不稳定的,也不能持久。再则数学是一门逻辑性很强,又十分抽象的学科。教师单纯地进行抽象的讲解与说教,学生会感到十分枯燥乏味,从而影响思维的发展、 Psychologists think: “The best motivation for learning is the interest in the material studied. ” Visible, interest in the learning activities of students has a very important role, it allows learners to exclude other factors interfere with, will pay attention to Priorities, focused on things of interest, gaining knowledge through spontaneous, stressful thinking. While primary education is targeted at children, pupils’ interests are usually unstable and can not be sustained. Then mathematics is a very logical and very abstract discipline. Teachers simply abstract to explain and preach, students will feel very boring, thus affecting the development of thinking,