112 



NATURE STUDY 



of which are brought into our markets about Christinas 

 time. Its green leaves are in groups of three, and are 

 used for the manufacture of "pine wool," from which 

 cord and cloth are made. Its wood is extremely beau- 

 tiful, hard, and of a lovely yellow color. From it are 

 also obtained turpentine, tar, resin, and oil. 



Method : 



If possible, take the children where they can see pine 

 trees growing. If this cannot be done, a picture of the 

 tree and some branches may be made to answer the 

 purpose. 



A\Tiat is the shape of the tree ? Why ? How are the 

 branches arranged ? If there is a circle of branches for 

 each year, how old is this tree ? 

 What has become of the lower 

 branches ? Why have they dis- 

 appeared rather than the upper 

 ones ? 



What is the color of the bark ? 

 \Vliat do you find underneath the 

 bark ? What does it smell like ? 

 Why ? 



How are its leaves different 

 from other leaves that you have 

 studied ? AVhat advantage is 

 that ? What is the shape of each 

 leaf ? Why ? Do the leaves never fall ? How do you 

 know ? What do the cones contain ? Why are they now 

 closed ? When will they open ? AVhy ? What does the 

 seed look like ? Of what use is the wing ? 



What use is the tree to us ? How is turpentine made ? 

 pitch? tar? 



Hemlock, branch and cone. 



