Trumbauer, Lisa, <br/><br/>
What is gravity? / 
By Lisa Trumbauer. 
 - New York :  Children's Press,  2004. 
 - 31 p. 
 - Rookie Read-About Science. .
<br/><br/><label>ISBN: </label>9780756943530 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gravity.
<br/><br/><label>Dewey Class. No.: </label>531.14