在推行普及教育制度以后,儿童生活的面貌就发生了深刻的变化。为社会名流子弟设立的学校虽已有好几百年的历史,而一般家庭的子弟上学念书,只是最近一百年左右才认为是理所当然的。在高度工业化的国家中,这个变化过程已告完成——儿童都可受到初等和中等教育。可是,对发展中国家而言,这一变化过程还未终结。直到现在还有大量的学龄儿童徘 After the popularization of education system has been implemented, profound changes have taken place in the face of children’s lives. Although the schools set up for social celebrities have had hundreds of years of history, the children of ordinary families go to school only in the last hundred years or so for granted. In a highly industrialized country, this process of change has been completed - children have access to primary and secondary education. However, for the developing countries, this process of change has not ended yet. Until now there are a large number of school-age children wandering