A UNICEF survey found that 94% of countries implemented some form of remote learning when COVID-19 closed schools last spring, including in the United States. This is not the first time education has been disrupted in the U.S. – nor the first time that educators have harnessed remote learning. In 1937, the Chicago school system used radio to teach children during a polio outbreak, demonstrating how technology can be used in a time of crisis.
