Mokros, Russell, and Economopoulos <br/><br/>
Beyond Arithmetic :  changing mathematics in the classroom / 
Jan Mokros, Susan Jo Russell, Karen Economopoulos. 
 - New York :  Dale Seymour Publications,  1995. 
 - 137 
<br/><br/> Changing mathematics in the elementary classroom. 
<br/><br/><label>ISBN: </label>0866518460 
<br/><br/><label>Subjects--Topical Terms: </label><br/>math