Rissman, Rebecca. <br/><br/>
Simple machines / 
Rebecca Rissman. 
 - 1st ed. 
 - pages cm. 
 - Real size science .
<br/><br/> Themes books. 
<br/><br/><label>ISBN: </label>9781432978778 (hb) 9781432978846 (pb) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Machinery--Juvenile literature.<br/>Machinery--Pictorial works.
<br/><br/><label>Dewey Class. No.: </label>621.8