Walker, Sally M. <br/><br/>
Investigating matter / 

 - Minneapolis :  Lerner Publications,  c2012. 
 - 40 p. :  col. ill. ;  24 cm. 
 - Searchlight books. How does energy work? .
<br/><br/>Includes bibliographical references (p. 39) and index. 
<br/><br/><label>ISBN: </label>9780761357766 (lib. bdg.) 
<br/><br/><label>LCCN: </label>2010040261 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Matter--Constitution--Juvenile literature.<br/>Change of state (Physics)--Juvenile literature.
<br/><br/><label>LC Class. No.: </label>QC173.16  / .W35 2012 
<br/><br/><label>Dewey Class. No.: </label>530