traftonI OUTLINE OF NATURE-STUDY 161 



Seasonal Order of Topics 

 September October November. 



Fly and mosquito. Weeds. Means of travel. 



Insect foes of crops. Forest trees. Means of communication 



Insect friends of crops. 



Winter 



I. Public Health and Sanitation. 



1. Board of health — its duties and ordinances. 



2. Milk supply — inspection needed. 



3. Protection of food supply. 



4. City water supply ; water pressure. 



5. Control of fly nuisance. 



6. Treatment of contagious diseases; quarantine, vaccination. 



7. Sewage disposal and removal of garbage; oxidation. 



8. Parks and playgrounds. 



9. Fire protection ; fire engines. 



10. Care of streets. 



1 1 . Lighting the streets — the dynamo. 



Problems — 



What are the duties of the Board of Health of Mankato? 



What ordinances have they had passed to protect our health? 



What can each of us do to help the Board of Health in its work to 

 protect the public health? 



What inspection is given our milk supply? 



What is done to keep our meats, bread, pastry, fruits, and vegetables 

 clean? 



What is done to guard our water supply? 



What was the cause of the typhoid epidemic in Mankato a few years 

 ago? 



What is done when a case of contagious disease is found ? 



How are the sewage and garbage disposed of? 



How does Mankato compare with other cities in its parks and play- 

 grounds? 



How are we protected from fires? 



How are fire engines constructed? 



What care is given our streets? 



What are the chief things that still need to be done in Mankato to 

 further protect our health? 



II. School Hygiene. 



1 . Ventilating and heating. 



2. Lighting. 



3. Drinking fountains. 



4. Playgrounds. 



5. Medical inspection. 



