FROM HELENA, MONTANA, drive about 90 miles, winding past mountains and the Missouri River, to Great Falls. Keep driving, until there are no more buildings, not even houses, just a two-lane road splitting endless fields of wheat and barley. Wave to some trucks, sail past silos. And then take a left. Soon a small building will appear. Look for the American flag, the swing set, the John Deere.
This is Benton Lake School.
It’s one of roughly 50 active one-room schoolhouses