Children's errors in Mathematics:  understanding commmon misconceptions in primary schools / 
edited by Alice Hansen 
 - Exeter :  Learning Matters Ltd,  2005. 
<br/><br/><label>ISBN: </label>1844450325 
<br/><br/><label>Subjects--Index Terms: </label>E Ducation Mathematics - Errors 
<br/><br/><label>Dewey Class. No.: </label>372.70440941