Ocean environment /  [print] 
Children's Television Workshop. 
 - Lincoln, Nebraska :  Children's Television Workshop :  (c)1991. 
 - 1 videodisc (15 min.) :  sound, color ;  4 3/4 in. 
 - 3-2-1 classroom contact ;  5 .
 - 3-2-1 classroom contact ;  5 .
<br/><br/> Elementary and middle school. 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marine biology--Juvenile films.<br/>Science--Study and teaching (Elementary)
<br/><br/><label>LC Class. No.: </label>LB1585.G786.O243 1991 LB1585