lS& ifif iSf iS^ i» mp l» «f l» iw i» «f «f «^ tSf 



^ «vf^ >J^ W^ >"i^ W^ W^ -*"i-^ <--*-*. /»+^ -*i^ *-r^ z*-*^ W^ ^"4^ --4*. 



Devoted Primarily to all Scientific Studies 

 of Nature in Elementary Schools 



Vol. 13, No. 1 JANUARY, 1917 



One year (nine issues) $1.00 



OFFICIAL ORGAN 10F -THE 



AMEIECAM JMATUllE 

 STlJPf S(DCHEI¥ 



Whole No. 105 

 15c per copy 



18> 



^^ 

 l8r 



-^ 



18> 



?^ 

 «> 

 ^IT 

 l8r 



1» 



"^ 

 ^Ii^^li?ll¥' ^^^ ^^^ ^9^ ^ ^^ ^ ^^ ^^ ^ ^ ^ 



Happy New Year 



