AN OUTDOOR LESSON ON TREES 



241 



Forest fires as an enemy of trees might he touched upon 

 by noting how easily the leaves may be ignited and a sur- 

 face fire started when the season is dry. Top and ground fires 

 emanating from surface fires can then be readily explained. 



5. Expression: The pupils have by this time been 

 taught to feel the beautiful, to observe carefully and to 



Fig. 155. — Trees Blend Together to Form a Beautiful Composition. 



reason intelligently and they may now be trained to 

 express themselves properly. Tliis may be accomplished 

 by asking them to remember their observations and to 

 write about them in the classroom. The lesson may be 

 supplemented with effective reading alDout trees and 

 forests. Interesting reading matter of this sort can be 

 found in abundance in children's readers, in special books 



