World Book, Inc. <br/><br/>
World Book's young scientist 

 - Chicago, IL  World Book, Inc.  1990 
<br/><br/> 10 volume set for grades 3-8. 
<br/><br/><label>ISBN: </label>0-7166-2791-4 
<br/><br/><label>LCCN: </label>91-65812 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space technology-computers.  Light & electricity-Magnetic power.  Atoms & molecules-Gases.  Planet earth-Water.  Living world-plants.  Animals.  Human body-Communication.  Energy-Conservation.  Construction-Machines.  Student guide-Index.