4 ms·
It was a big thing in the early 1900s too: https://en.wikipedia.org/wiki/Open_air_school https://en.wikipedia.org/wiki/Open_air_school
by Rendello 2y ago
It was a big thing in the early 1900s too:
https://en.wikipedia.org/wiki/Open_air_school https://en.wikipedia.org/wiki/Open_air_school