Millions of students across the world miss educations they should be getting, due to war, famine, weather or poverty.

ICRC caption: In the town of Kodok, South Sudan, a boy stands in a shuttered school, where classes have been closed for months after fighting intensified in the area. Photo: Jason Straziuso/ICRC
What are the odds this boy will, within a few years, take up a gun to fight in a war, instead of finishing his education?
What can we do about it?