84 LABORATORY LESSONS IN GENERAL SCIENCE 



be provided for the kitchen sink, a bathroom upstairs, and 

 a laundry in the basement. 



5. Make a diagram showing a hot water plant in the base- 

 ment, with radiators for one room each on the first and second 

 floors, and an overflow tank. What special care is necessary 

 in the location of pipes, and in plans for their drainage ? 



THE COST OF LIVING 



(a) Food 



1. About what is the cost of cereals (se're-als) per pack- 

 age ? This is about how much per pound ? Tell the manner 

 of cooking and serving them. What is the economy (a) of 

 buying them in bulk ; (6) of cooking them with a fire in use for 

 other purposes? What range of choice is there in "break- 

 fast foods"? Why is it wise to make use of different kinds 

 of grains from time to time? How do the nutritive values 

 of the cereals compare with one another and with meat ? 



2. About what is the cost of eggs in summer and in 

 winter? How is the storage of eggs in quantity at home 

 accomplished ? 



3. About what is the cost of coffee per pound ? What is 

 the manner of its preparation for table use? About how 

 many cups of drink are made from a pound of it? What 

 limitations in its use as a drink should be observed by adults 

 and by children ? 



4. What are desirable foods for breakfast? What is 

 true of the nutritive value of fruits? \Vhat are reasons 

 other than cost for not having meat and potatoes for 

 breakfast ? 



