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…

One of the most important factors in the education of children is the establishment of their physical health, without which all learning and training must have less value for the individual and for society than they would have with it. Implicitly in the act creating the Bureau of Education and explicitly in recent acts of Congress, investigations…