THE YOUNG SCIENTISTS.  LEVEL 2 / 
Editor Linda Gan 
 - 57 pages :  colour illustrations, colour photographs ;   26 cm 
<br/><br/> Includes questions and answers  Level 2 
<br/><br/><label>ISBN: </label>9770219299007 
<br/><br/><label>ISSN: </label>0219-2993 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science --Problems, exercises, etc.<br/>Science  --Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>507.6