If you're keen to digest even more of these sobering statistics, we recommend you hit up the source for the full executive summary and even more infographics.

ENGADGET

Opportunities Lost: The Impact of Grade Repetition and Early School Leaving, the Digest presents a wide range of new data from the UNESCO Institute for Statistics (UIS).

UNESCO: EDUCATION

The Digest, produced by the UNESCO Institute for Statistics, presents a wide range of indicators on the extent to which girls and boys are enrolling and completing secondary education.

UNESCO: EDUCATION

According to the Global Education Digest, a report published last year by the UNESCO Institute for Statistics, 69 out of 100 adults of college age are enrolled in higher-education programs in Europe and North America.

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