Wenham, Martin <br/><br/>
Understanding primary science :   ideas, concepts and explanations/ 
by Martin Wenham and Peter Ovens 
 - 3rd ed. 
 - London :  SAGE Publications,   2010. 
 - xvii, 277 p. :  ill.  Include CD 
<br/><br/> Include index 
<br/><br/><label>ISBN: </label>9781848601192 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching (Elementary)
<br/><br/><label>Dewey Class. No.: </label>372.35