Inventions & discoveries : information at your fingertips /   Dee Phillips...[et al.].   

 - Turnbridge Wells, Kent :    Ticktock Entertainment,  c2006.   
 - 64p. : chiefly col. ill.   
 -  Just the facts   .
<br/><br/> Includes glossary and index <br/> 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>CIR 608.7 P556 2006