美国是小班化教育的发源地,从20世纪70年代开始,由于美国中小学入学人口回升,班级人数增加,因而引起了小班化研究,目的在于缩小班级规模,提高每一个学生接受教育的充分程度,积极培养学生的个性。1999年,美国政府拨款12亿美元,计划聘用10万名教师,把一年级至三年级的学生从每班2 The United States is the birthplace of small-class education. Since the 1970s, as the enrollment of American primary and secondary school students has increased, the number of classes has increased. This has led to the study of small classes with the aim of reducing the size of classes and increasing the fullness of each student’s education. , actively cultivate student’s personality. In 1999, the U.S. government allocated 1.2 billion U.S. dollars and plans to employ 100,000 teachers to transfer students from grade 1 to grade 3 from 2