皮亚杰说过:“所有智力方面的工作都要依赖于兴趣。”兴趣是最好的老师。然而如何才能激发学生的学习兴趣呢?恰当创设教学情境,能调动学生的学习兴趣,下面我就借他山之石,谈谈对创设教学情境的几点认识:一、激趣设疑,开启兴趣之门清人李渔说过:“开卷之初,当以奇句夺目,使之一见而惊,不敢弃之。”数学思维向来是严谨的、抽象的,甚至是乏味的,根据学生现有的知识水平和生活经验,创设有趣味性、启发性的教学情境,让学生在轻松愉快的氛围中,学习知识、发展能力,培养兴趣。如在执教《有理数的乘方》这节课时,我们可以采用讲故事的方式 Piaget said: “All intellectual work depends on interest.” “Interest is the best teacher. However, how to stimulate students ’interest in learning? Appropriate creation of teaching situations can arouse students’ interest in learning. Now I borrow the stone of other hills to talk about the understanding of creating teaching situations: First, Interest in the door Qing Li Yu said: ”At the beginning of the book, when the odd sentence, make one see and scared, afraid to abandon it.“ Mathematical thinking has always been rigorous, abstract, and even boring, According to the students’ current level of knowledge and life experience, they create interesting and inspiring teaching situations so that students can learn knowledge, develop their abilities and cultivate interest in a relaxed and pleasant atmosphere. As in teaching ”rational number of power" this class, we can use the storyteller way