Hann, Judith <br/><br/>
How science works 
/ Judith Hann 
 - Singapore :  A Reader's Digest Book,  1991 
 - 192 p. 
<br/><br/>The World of matter;<br/>Energy, force and motion;<br/>Light and sound; <br/>Air & water water;<br/>Electricity & magnetism;<br/>Electronics & Computers<br/> 
<br/><br/><label>ISBN: </label>0895773821 9780895773821 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Experiments<br/>Scientific recreations	<br/>Scientific 
<br/><br/><label>Dewey Class. No.: </label>507.8	  / H1952