Whitman, Nancy C. <br/><br/>
The metric system :  a laboratory approach for teachers / 
Nancy C. Whitman, Frederick G. Braun. 
 - New York :  Wiley,  1978. 
 - x, 143 p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0471027634 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metric system--Study and teaching (Elementary)--United States.<br/>Physical measurements--Study and teaching (Elementary)--United States.<br/>Physics--Experiments.