Learning about light / 
Aims Media. 
 - Chatsworth, CA :  Aims Media,  1975. 
<br/><br/> 1 cassette (VHS) (12 min.) 
<br/><br/> Helps children understand some of the characteristics of light. Shows how light rays may be reflected or refracted by transparnet media and proves that light may be produced by the process of burning. 
<br/><br/><label>ISBN: </label>0-8068-4044-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Light.