《琥珀》是小学高年级语文中的一篇科学小品文。科学家们根据现有的琥珀化石 ,假想了琥珀的形成与发展过程 ,并推测出在一万年之前就已经有那样的苍蝇和蜘蛛了。文章的篇幅较长 ,按传统的教学方法难以激发学生的学习积极性。利用电化教学手段 ,能大大刺激学生的感官与大脑 ,既 “Amber” is a science essay in upper primary school. Scientists, based on the existing amber fossils, hypothesized the formation and development of amber and speculated that such flies and spiders had existed some 10,000 years ago. The length of the article is longer, according to the traditional teaching methods is difficult to stimulate students' enthusiasm for learning. The use of electronic teaching methods can greatly stimulate the senses of students and the brain, both