History

An open air school in 1957, Netherlands. In the beginning of the 20th century a movement towards open air schools took place in Europe. Classes were taught in forests so that students would benefit physically and mentally from clean air and sunlight. pic.twitter.com/Vjhe5spfRO

— 🌲Wool Wearer ☦️ (@Kiefer_Wool) September 20, 2022