Beincher, Robert J. <br/><br/>
Essentials of classroom teaching :  elementary science / 
Robert J. Beicher, Daniel C. Dobey. 
 - Boston :  Allyn and Bacon,  c1994. 
 - x, 189 p. 
<br/><br/> Includes references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching<br/>Science--Study and teaching (Elementary).