笔者于1993年由国家教育部选拔、委派到南部非洲的博茨瓦纳支教,在该国从事中学物理教学10年,现在将博茨瓦纳中学物理教学的基本情况介绍如下。 1 博茨瓦纳的全国中小学免费教育博茨瓦纳是南部非洲的一个小国,盛产钻石和牛肉,加上人口少,国家比较富裕,对教育的投资很大,全国实行中小学12年制免费教育。 In 1993, the author was selected by the National Ministry of Education and was assigned to teach in Botswana in southern Africa. After lecturing in secondary school physics in the country for 10 years, the author has introduced the basic conditions of physics teaching in Botswana as follows. 1 Free Education in Primary and Secondary Schools in Botswana. Botswana is a small country in southern Africa. It is rich in diamonds and beef. With a small population, the country is relatively prosperous and invests heavily in education. The country has implemented a 12-year free education for primary and secondary schools.