4 SCHOOL AND HOME GAKDENS 



temperature than fifty degrees. Even if an effort be 

 made on Sunday evening to raise the heat of a school- 

 house, the extra amount of extremely hot air needed to 

 obtain the proper temperature will create an unfavorable 

 condition for either children or plants on Monday morn- 

 ing. Although hot air forced into a very cold room 

 may cause the thermometer to register sixty-eight de- 

 grees when hanging against a casing four or five feet 

 above the floor, this does not prove that the floor and 

 furniture have the proper temperature. 



