xvi ANALYTICAL TABLE OF CONTENTS. 



V. STUDY OF STRUCTURE (Continued) PAGE 



C. Studying details of structure or unimportant properties. 



1. Study those which throw light on function or use. 



2. Study those which aid in classification. 



D. Dissecting animals and plants. 



E. Use of microscope. 



F. Order in studying and describing structure. 



1. Similar to order followed in making a drawing. 



2. Rules for determining order. 



a. Study whole, then parts. 



b. In studying parts, first relate to whole. 



c. Work from base upward, from outside inward. 



d. Emphasize parts which children can under- 



stand, and in which they are interested. 



G. Use of drawing in studying structure. 



1. Requires careful, exact observation. 



2. Value of drawing before description. 



3. Importance of analyzing object before drawing. 

 H. Use of technical terms. 



1. Value: express ideas exactly and concisely. 



2. Useful to children only when necessary to express 



their ideas. 



3. Necessity of making meaning clear. 

 I. Relation to study of life history. 



VI. COMPARISON AND CLASSIFICATION, OR ASSOCIATION AND 



GENERALIZATION 224 



A. Relation to previous steps. 



B. Purposes or objects. 



1. To note resemblances and differences. 



2. To distinguish essentials from non-essentials. 



3. To recognize or abstract plan or principle. 



4. To apply to other phenomena and arrange knowl- 



edge in groups, each represented by a type. 



C. Relation to grade of children. 



D. Suggestions for work in comparison and generalization. 



1. Preparation in study of structure. 



2. Selecting for study material which is typical. 



3. Dwelling on resemblances rather than differences. 



4. Emphasizing essentials and overlooking unimpor- 



tant details. 



5. Avoiding generalizations from very few particulars. 



VII. APPLICATION . 230 



VIII. MODIFYING AND ADAPTING ABOVE ORDER OF STUDY ... 232 



IX. APPLICATION TO STUDY OF MINERALS AND PHYSICS . . . 234 



