What happend to the open air school in thackley Bradford?

The open-air school in Thackley, Bradford, no longer exists as an open-air school. It was closed and the site redeveloped. Precise details of what happened to the building(s) and the land are not readily available through a quick online search. To find out more specifically what happened to the building and land, you would need to research local archives (Bradford Council archives would be a good place to start) or perhaps contact the local historical society.