1989年,美国教育测试中心组织第二次国际教育成就评价课题研究(简称IAEP)。这项研究的目的在于比较不同国家的学生学习数学和科学的成绩,以及获得优秀成绩的家庭和社会背景以及教育环境。先后有19个国家(包括我国和美、加、英、法、苏等)的21个总体参加这项研究。我国 In 1989, the United States Educational Testing Center organized the second International Education Achievement Evaluation Study (IAEP). The purpose of this study is to compare students’ achievement in mathematics and science in different countries, as well as the family and social background and educational environment that have achieved excellent results. There were 21 countries (including China and the United States, Canada, Britain, France, and the Soviet Union) that participated in the study. My country