1 46 Lessons in Nature Study. 



under it. These creatures are of so many types of animal 

 Jife that the child who has studied what was found there 

 has acquired a knowledge of much of the underlying facts 

 of biology and zoology at the same time that his senses have 

 received valuable training, and his love of nature has been 

 increased. 



When possible, have some sort of .aquarium, any large 

 vessel will do, and people it with the living things from 

 ponds and brooks. The child always prefers a living sub- 

 ject to a dead one. Fishes, crayfish, and water-snails are at 

 least abundant enough to begin with. 



THE EARTHWORM. 



An observation lesson for lowest primary pupils. Place, the 

 school-yard." Time, the recess. 



(a) (S) 



FIG. 36. #, EARTHWORM ; , HEAD MAGNIFIED. .^' ; ' 



Now, children, let us go out in the yard and see what we 

 can find during recess. 



They go out into the yard. They go to some portion of 

 the school-grounds where the earth has not been trampled 

 down hard, and where the ground is moist. One of the 

 boys may bring a spade to dig with, or perhaps a large flat 

 stone, as in the preceding lessons, may be overturned. If 

 the former, they dig for bait and give each child an earth- 

 worm. All the boys will take them in hand eagerly. It 

 gavors of going a-fishing. Some of the girls will handle 



