text:  And instead, we're going to invest in air conditioning, heating, ventilation, windows, and doors. And so they went really big. They spent almost all their money on those kinds of improvements. I see. And was the superintendent okay with that decision? He was. He totally stood behind it. He said, I think that this is the right way to do it. And there is a decent amount of research that shows when you improve the learning environment for a student, especially around kind of temperature and air quality, that it can affect kids' test scores and their attendance. Interesting.