FARNDON, John <br/><br/>
Levers,wheels and pulleys 

 - 32p.  col. ill.  26cm. 
 - Science Experiments .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9835808244  $31.80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Levers--Experiments--Juvenile Literature<br/>Pulleys--Experiments--Juvenile Literature<br/>Wheels--Experiments--Juvenile Literature
<br/><br/><label>Dewey Class. No.: </label>625.21