The United Nations has declared that the world is suffering from a "learning crisis."
Although students are physically going to school, a quarter of a billion aren't learning anything.
In a recent TED talk, Tunisian politician and education expert Amel Karboul offers ways to solve the crisis.
In 2014, the United Nations put the state of global education in bleak perspective: Some 250 million students weren't learning anything in school, a report found, despite those kids having received several years of education.
These ineffective systems were leading to a reported waste of $129 billion.
Almost four years later, the problem is ongoing. As the original authors noted, the world is engulfed in a "learning crisis," in which kids physically show up to classrooms but don't absorb anything that can help them achieve in their later years.
The learning c...