George, Kenneth D. <br/><br/>
Science investigations for elementary school teachers / 
Kenneth D. George, Maureen A. Dietz, Eugene C. Abraham. 
 - Lexington:   D. C. Heath,   1974.  
 - xiv, 124 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>0669831549 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching (Elementary)<br/>Project method in teaching
<br/><br/><label>Dewey Class. No.: </label>372.35044