Sunal, Cynthia S. , <br/><br/>
Social studies for the elementary and middle grades :  a constructivist approach / 
Cynthia S. Sunal, Mary E. Haas. 
 - 3rd ed. 
 - xvi, 528 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>0205518877 9780205518876 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences --Study and teaching (Elementary)--United States.<br/>Social sciences --Study and teaching (Middle school)--United States.<br/>Constructivism (Education)--United States.
<br/><br/><label>LC Class. No.: </label>LB1584   / .S96 2008