实践是认识的基础 ,是认识的来源。学生是认识的主体。因而在小学数学新大纲、新教材实施之时 ,如何设计实践活动 ,让学生从已有的生活知识出发 ,在有情有趣的活动中 ,通过实践方式 ,主动探索 ,促进发展 ,有其重要的价值。笔者针对这个问题 ,就实践活动的内容、过程、方式 ,以? Practice is the basis of understanding and the source of understanding. Students are the main body of knowledge. Therefore, in the elementary school mathematics new syllabus, the implementation of new textbooks, how to design practical activities, so that students from the existing knowledge of life, in the fun and interesting activities, through practice, take the initiative to explore and promote development, has its important value . The author for this issue, the content of practice activities, processes, methods, to?