Math and science for young children / 
Rosalind Charlesworthy and Karen Lind.   
 - 7th ed.   
 - Australia :   Wadsworth,  2013. 
 - xiv, 637p.: col. ill.; 26cm.   
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780840030818   
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>TR 500 C37 2013