

In 2020, there were about 12 million pre-primary schoolteachers, 33 million primary school teachers and 38 million secondary school teachers working in classrooms around the world, and 83 per cent of primary and secondary school teachers were trained.

Roughly 50 per cent of primary schools had access to facilities such as information and communications technology and disability-adapted infrastructure.

The participation rate in organized pre-school learning rose steadily in the years before the COVID-19 pandemic, from 69 per cent in 2010 to 75 per cent in 2020 but with considerable variation between countries.Data from 73 countries, mostly in the low- and middle-income bracket, indicate that between 20, about 7 in 10 children who were 3 and 4 years old are developmentally on track.The proportion of young people completing upper secondary school increased from 54 per cent in 2015 to 58 per cent in 2020, with progress slowing from the preceding five-year period.This generation of children could lose a combined total of $17 trillion in lifetime earnings in present value. 147 million children are estimated to have missed more than half of their in-class instruction over the past two years due to school closures caused by the COVID-19 pandemic.
