近年来,作为现代化教育技术的多媒体计算机辅助教学在小学自然学科教学中有了迅速的发展。而计算机课讲这个利用多媒体计算机把文字、图片、动画、影视资料、音乐、环境音效等素材综合起来的辅助教学软件,由于它能灵活、全方位、生动地把一些学生难懂的知识简单化,很好地帮助教师和学生突破教学环节中的重点和难 In recent years, multimedia computer-aided instruction as a modern educational technology has developed rapidly in the teaching of natural sciences in primary schools. The computer class stresses the use of multimedia computer to text, pictures, animation, video, music, environmental sound effects and other materials together auxiliary teaching software, because it can be flexible, all-round, vividly some of the students difficult to understand the knowledge , Well to help teachers and students to break through the teaching of the key and difficult