Cohen, Michael R. <br/><br/>
Discover science. [Grade 2] 
/ Michael R. Cohen [and seven others] 
 - xi, 276 pages :  color illustrations 
<br/><br/> Includes index. 
<br/><br/>How plants are different How animals are different Life on earth long ago matter around  you Heat, Light and sound Machines and electricity Water and air Changes in weather The Sun and other stars How your body works Keeping healthy 
<br/><br/><label>ISBN: </label>0673420620 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching (Elementary)
<br/><br/><label>Dewey Class. No.: </label>500