Heil, David <br/><br/>
Observar estrellas /  
David Heil 
 - Illinois,   Scott Foresman  19930000 
 - 48  ilus 
<br/><br/><label>ISBN: </label>0-673-35655-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CIENCIA-ENSEnANZA<br/>EDUCACION-PRIMARIA-ENSEnANZA
<br/><br/><label>Dewey Class. No.: </label>372.35  / H466o