Plate tectonics : the puzzle of the continents.
Plate tectonics : the puzzle of the continents.
- Fort Collins, CO : Scott Resources/ Felta Multi-Media, c1990.
- 1 videodisc (DVD) (19 min.) : sd., col. ; 4 3/4 in. Earth science video library
English
DVD
Stars--Juvenile literature
Galaxies--Juvenile literature
Astronomy--Juvenile literature
551.136 P69 c1990
English
DVD
Stars--Juvenile literature
Galaxies--Juvenile literature
Astronomy--Juvenile literature
551.136 P69 c1990