Parsons, Alexandra.   frey50        <br/><br/>
Sound: the hands-on approach to science 
written by Alexandra Parsons ; photography, Jon Barnes ; [design copyright 1992 Wendy Baker and Andrew Haslam]. 
 - Chicago, IL :  World Book/Two-Can,  c1997. 
 - 48 p. :  col. ill. ;  28 cm. 
 - Make it work! . <br/><br/> Includes index. 
<br/><br/> Experiments and activities explore the world of sound. 
<br/><br/><label>ISBN: </label>0716647052 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sound.<br/>Sound--Experiments.<br/>Experiments.<br/>Make it work!
<br/><br/><label>Dewey Class. No.: </label>j534 Par   25