artificial?
c. Does the ventilating apparatus work satisfactorily?
d. Are the windows thrown open during recess, and after and
before school?
e. Do unclean clothes vitiate the atmosphere?
f. Do unclean persons vitiate the atmosphere?
g. Does bad breath vitiate the atmosphere?
h. Are pupils and parents taught that unclean clothes, unclean
persons, and bad breath may decrease the benefits of
otherwise adequate ventilation and seriously aggravate the
evils of inadequate ventilation?

6. Is the temperature properly regulated?

a. Has every class room a thermometer?
b. Are teachers required to record the thermometer's story
three or more times daily?
c. Is excess or deficiency at once reported to the janitor?

7. Are the floors, walls, desks, and windows always clean?

a. How often are they washed?
b. Is twice a year often enough?
c. Do the floors and walls contain the dust of years?
d. Is dry sweeping prohibited?
e. Has wet sawdust or even wet sand been tried?
f. Has oil ever been used to keep down surface dust on floors?
g. Are feather dusters prohibited?
h. Are dust rags moist or dry?
i. Is an odorless disinfectant used?

8. Does overheating prevail?

a. Do you know teachers and principals who protest against
insufficient ventilation, particularly against mechanical
ventilation, while they themselves are "in heavy winter
clothing in a small room closely sealed, the thermometer at
80 degrees"?

IV. EXERCISE AND RECREATION

1. How much time and at what periods is exercise provided for in the
school schedule?

a. Indoors?
b. Outdoors?

2. How much exercise indoors and outdoors is actually given?

3. Are the windows open during exercise?

4. Is exercise suited to each child by the school physician after
physical examination, or are all children compelled to take the
same exercise?

5. Whose business is it to see that rules regarding exercise are
strictly enforced?

6. Do clouds of dust rise from the floor during exercise and play?

7. Are children deprived of exercise as a penalty?

8. Should hygiene talks be considered as exercise?

[Illustration: HOME WORKSHOPS NEED FRESH AIR]

V. THE SCHOOL JANITOR AND CLEANERS

1. Do they understand the relation of cleanliness to vitality?

2. Is their aim to do the least po