Mills Lester, C <br/><br/>
Problem-Solving methods in science teaching / 
by Lester, C Mills and Peter M. Dean 
 - New York :  Bureau of publication,  1960. 
 - 88p. : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science teaching
<br/><br/><label>Dewey Class. No.: </label>507  / MIL.P