School Science and Mathematics 



Covers the World 



Here is the list of countries to 

 which it goes each month 



Every State in the United States, every Province in Canada, Mexico, 

 Cuba, Porto Rico. Brazil, Argentine, Chile, Peru, Ecuador. Every 

 country in Europe including Turkey, Egypt. Liberia, Cape Colony, 

 The Transvaal, Persia, Ceylon, India, China, Korea, Japan, Philippines, 

 New Zealand, Australia, and Hawaii. 



Eight Departments; 



Botany, Cheml«try, Earth Sciencet 

 Mathematics, Problems, Physics. 

 Science Questions and Zoology. 



Send in Your Subscription. $2,00 per Year 



SCHOOL SCIENCE AND MATHEMATICS 



2059 East Serenty-Second Place Chicago, Illinois 



BIRD-LORE for August 



tells how over 152,164 children have 

 been enrolled during the current school 

 year in Junior Audubon classes under 

 7,723 teachers. 



20 cents a copy $L00 a year 



A volume of Bird-Lore contains 600 

 pages and 12 colored plates. 



D. APPLETON & CO. 



29 W. 32d Street - NEW YORK CITY 



Kindly mention Nature Study Review when replying to advertisements 



