Van de Walle, John A. <br/><br/>
Teaching student-centered mathematics. Grades 5-8 
John A Van de Walle 
 - ed. 
 - [S.l.]  Pearson/Allyn and Bacon  2006 
 - xxi, 378 p. 
 - Van de Walle, John A. Van de Walle professional mathematics series .
 - Van de Walle, John A. Van de Walle professional mathematics series .
<br/><br/><label>ISBN: </label>0205417973