Smith, Margaret Schwan <br/><br/>
Improving instruction in rational numbers and proportionality / 
Margaret Schwan Smith, Edward A. Silver, Mary Kay Stein, with Melissa Boston, Marjorie A. Henningsen, and Amy F. Hillen 
 - New York :  Teachers College Press,  2005 
 - xv, 140 p. :  ill. ;  28 cm. 
 - Ways of knowing in science and mathematics series .
 - Using cases to transform mathematics teaching and learning ;  v. 1 .
 - Smith, Margaret Schwan.  Using cases to transform mathematics teaching and learning ;  v. 1 .
<br/><br/>Includes bibliographical references (p. 131-133) and index 
<br/><br/><label>ISBN: </label>0807745294 (pbk.)  RM85.33 9780807745298 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Middle school)--United States--Case studies