Padilla, Michael J.  <br/><br/>
Prentice Hall Science Explorer / 
Michael J. Padilla and Pearson 
 - Teachers. ed. 
 - Boston:  McGraw-Hill,  2006. 
 - 874 p. :  ills ;  28 cm. 
<br/><br/><label>ISBN: </label>0132507943 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth Science<br/>Science activities Explore
<br/><br/><label>Dewey Class. No.: </label>500