Badders, William <br/><br/>
Houghton Mifflin science discoveryworks LV-1 
William Badders ... [et al.] 
 - Boston  Houghton Mifflin  2003 
 - 1 v. (various pagings) : col. ill. ; 29 cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780618167494 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science<br/>Science -- Study and teaching (Primary)
<br/><br/><label>Dewey Class. No.: </label>372.412 BAD