Outdoor schools were a thing in recent history. It gained a lot of traction about 100 years ago until the 1930's. It was called the "open air school" movement

Outdoor schools were a thing in recent history. It gained a lot of traction about 100 years ago until the 1930's. It was called the "open air school" movement. I think it was started mostly to combat a rise tuberculosis. https://www.smithsonianmag.com/history/history-outdoor-schooling-180975696/ https://www.smithsonianmag.com/history/history-outdoor-schoo... https://en.wikipedia.org/wiki/Open_air_school https://en.wikipedia.org/wiki/Open_air_school