The legal voters of any Class III school district have the power, at an election or at any annual or special meeting, to (1) direct the purchasing or leasing of any appropriate site and the building, hiring, or purchasing of a teacherage for the purpose of providing housing facilities for the school employees of the district, (2) determine the amount necessary to be expended for such purposes the succeeding year, and (3) vote on a tax on the property of the district for the payment of the amount.