Hurd, Paul DeHart, 1905-  Hurd, Paul DeHart, 1905- <br/><br/>
New directions in elementary science teaching 
[by] Paul DeHart Hurd [and] James Joseph Gallagher. 
 - Belmont, Calif.,  Wadsworth Pub. Co.  [1968] 
 - Wadsworth guides to science teaching .
<br/><br/>Bibliography: p. 135-145. 
<br/><br/><label>LCCN: </label>68018372 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science -- Study and teaching (Elementary)--Science -- Study and teaching (Elementary)
<br/><br/><label>LC Class. No.: </label>LB1585  / .H8 
<br/><br/><label>Dewey Class. No.: </label>372.3/5