iV CONTENTS. 



CHAPTER PAGE 



XX. Progress by Avoiding Repetition i59 



XXI. Nature and Life 163 



XXII. Books and Nature l6s 



XXIII. " Hush All the Classes and Hug Him " 169 



XXIV. Woven Into Child Nature 177 



XXV. Some Tests of Proficiency in Nature Study 181 



XXVI. Inspiration of Nature Study 187 



Appendix. How to Introduce Nature Study, by Professor 



H. A. Surface 197 



