Focus on science / 
by Steck-Vaughn Comp. 
 - Austin, Texas :  Steck-Vaughn,  c1999. 
 - 64 p. :  illus ;  30 cm. 
<br/><br/> Level C Teacher's Guide. 
<br/><br/><label>ISBN: </label>0817280359 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Guide books.