Freeman, Kenneth. <br/><br/>
Helping children understand science 
by Kenneth Freeman [and others] 
 - Philadelphia  Winston  [1954] 
 - 314 p.  illus.  22 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>LCCN: </label>54001014  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching.
<br/><br/><label>LC Class. No.: </label>Q161  / .F73 
<br/><br/><label>Dewey Class. No.: </label>372.35