Nelson, Greg. <br/><br/>
Fostering children's number sense in grades k-2 :  turning math inside out / 
Greg Nelson. 
 - Boston :  Pearson,  2014. 
 - xii, 160 pages :  illustrations ;  28  cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780132981514 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--study and teaching (Early childhood)<br/>Number concept.<br/>Numeracy.