Science, Sound & Energy / 
Tell Me Why, Inc. 
 - Los Angeles :  Marshmallow Marketing Corporations,  1999. 
 - Kids Explorer .
<br/><br/> Video.  Approximately 30 minutes in length 
<br/><br/> This volume answers questions about science, sound and energy. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science<br/>Sound<br/>Energy