Lewis,June E. <br/><br/>
The teaching of science in the elementary school 

 - London :  Prentice  Hall international inc,  1961 
 - 387p.;  24cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural sciences and mathematics
<br/><br/><label>Dewey Class. No.: </label>507  / LEW