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NATURE-STUDY REVIEW [18:3— Mch., 1921 



recognize them in the open requires careful lesson planning that 

 children may be inspired to independent research and it also 

 demands the use of much illustrative material on the part of the 



Have you voted for a national tree? Charts illustrating the uses of Pine. 

 Courtesy of the American Forestry Association 



teacher. By means of branches of trees; their fruits; pictures; 

 wood sections and pieces of bark, the distinguishing characteristics 

 of one, sometimes two trees were taught in a period. A spray of 

 each tree was left with a committee of children to press and mount 

 on herbarium paper by the time the teacher returned. To secure 



