The new book of popular science. 

 - [Danbury, Conn.] :  Grolier,  2006. 
 - 6 v. :  ill. (some col.) ;  27 cm. 
<br/><br/><label>ISBN: </label>9780717212255 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Encyclopedias, Juvenile.<br/>Technology--Encyclopedias, Juvenile.<br/>Medicine--Encyclopedias, Juvenile.<br/>Science--Popular works.<br/>Technology--Popular works.
<br/><br/><label>Dewey Class. No.: </label>500