Open-air schools represent one of the latest developments in public-school organization. They came as the result of a desire for better conservation of the health of those children who, by reason of a tuberculous affection, poor nourishment, or other debilitating conditions, were unable to profit physically and mentally by the life and work of…

The subject of the proper feeding of children of school age involves problems which may be said to be the most difficult as well as the most important of all the problems of human nutrition. The child of school age must grow and must also work. In this he differs on the one hand from the infant, whose work is all ahead of him and on the other hand…