Performance assessments in science :  hands-on tasks and scoring guides / 
 RAND performance assessments in science 
edited by Brian M. Stecher, Stephen P. Klein ; supported by the National Science Foundation. 
 - Santa Monica, CA :  RAND,  1996. 
 - xi, 371 p. :  ill. ;  28 cm. 
<br/><br/> At head of title: RAND.  'MR-660-NSF'--Cover, p. 4.  'Institute on Education and Training.' 
<br/><br/>Includes bibliographical references (p. 371). 
<br/><br/><label>ISBN: </label>0833023675 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching--Evaluation.--United States