(1) By purchase, lease, building or otherwise, a sufficient number of suitable schoolhouses and other buildings to meet the educational needs of its district;
(2) The necessary furniture, fixtures, apparatus, fuel and all necessary supplies for the schools;
(3) For the health and cleanliness of the pupils;
(4) For the repair and good order of the school grounds, buildings and equipment.
The board may also provide for medical and dental clinics.