Friedl, Alfred E  <br/><br/>
Teaching science to children  the inquiry approach applied 
Alfred E. Friedl 
 - New York  Random House  1972 
 - viii, 337 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0394313402 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching (Elementary)