CHILDREN'S GARDENS 



insect study and observation those which are of eco- 

 nomic importance. The Government Bulletins are a 

 great help in making this 

 decision. 



Just as for the weed plot 

 selection is made of those 

 which are either useful or 

 decidedly troublesome or 

 dangerous, and which are 

 common, so with the insect 

 life, the teacher should se- 

 lect for the special atten- 

 tion of the children those 

 which are either beneficial 

 or else harmful enough to 

 be of economic importance 

 in our lives. For instance, 

 there are some butterflies 

 whose caterpillars never 



Photo by the Author 



Tramping it smooth, curved 

 and hard before leaving it 



Like this 



do any damage to crops, but there are several which 

 are a serious menace. A good example for instruc- 

 tion is the cabbage butterfly, because it is a wide- 

 spread danger and very common, and because the 

 teacher can obtain from the Government a good bul- 

 letin telling all about it. The same is true of the 

 plant louse, and because the louse is a great enemy 



