Tolman, Marvin N. <br/><br/>
Discovering elementary science :  method, content and problem-solving activities / 
Marvin N. Tolman, Garry R. Hardy. 
 - 2nd ed. 
 - Boston :  Allyn and Bacon,  c1995. 
 - xxviii, 548p. : ill. ; 24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0205276938 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching (Elementary)--United States<br/>Science--Study and teaching--Activity programs--United States
<br/><br/><label>LC Class. No.: </label>LB1585.3   / T58 1999