Johnson, Rebecca L. <br/><br/>
The magic of light and sound / 
Rebecca L. Johnson. 
 - Washington, D.C. :  National Geographic Society,  c2003. 
 - 32 p. :  ill. (some col ;  23 cm. 
 - Physical science .
 - Physical science (National Geographic Society (U.S.)) .
<br/><br/>Includes bibliographical references (p. 30) and index. 
<br/><br/><label>ISBN: </label>0792288866 (pbk.) 
<br/><br/><label>LCCN: </label>2003271900 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light--Juvenile literature.<br/>Sound--Juvenile literature.
<br/><br/><label>LC Class. No.: </label>QC360  / .J465 2003