WHAT BACTERIA LOOK LIKE 



3. Keep a record of your own habits in these matters for one week. 

 Average these, and on the basis of the averages fill out the second 

 circle to represent your own daily schedule. 



Project II. To FORM CORRECT HEALTH HABITS. 



Join the " Health Crusaders." Perform their assigned tasks 

 regularly and make proper records. Keep a monthly record as sug- 

 gested by the following table. 



PHYSICAL EXAMINATION 



Where germs live and how they grow. Some one has 

 said that bacteria exist " anywhere but not everywhere." 

 They swarm in soils, in impure water, in stale milk, in the 

 dead bodies of plants and animals, and to a certain extent 

 in living bodies as well. They cause decay, and so far as we 

 know, all " catching " diseases. We could tell many other 

 things they do, and we have already seen some of them. 



What bacteria look like. It is easy to see the effect 

 of bacteria on milk when it sours and on food when it 

 decays, or to observe colonies of them growing in a Petri 



