Science interactions course 4 / 
Robert W. Avakian ... [et al] 
 - xxvi, 870 pages :   color illustrations , color maps ;  29 cm. 
<br/><br/><label>ISBN: </label>0028275020 9780028275024 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth sciences --Juvenile literature.--Study and teaching<br/>Chemistry<br/>Science --Juvenile literature.--Study and teaching 
<br/><br/><label>Dewey Class. No.: </label>507