Sub-Saharan Africa is the only region where out-of-school children keep increasing

India, Nigeria, and Pakistan are the top three countries with the highest numbers of the 244 million out-of-school children in the world, according to new estimates by the United Nations Educational Scientific and Cultural Organization (Unesco).

Of particular interest is the fact that the figure appears to be increasing in sub-Saharan Africa as it trends downwards in the rest of the world. In addition to Nigeria where there are now over 20 million out-of-school children, Ethiopia, Tanzania, the Democratic Republic of Congo, and Sudan are in the unflattering top 10 with China,...