Encyclopedia Britannica DVD Classics:   Since 1768, the Encyclopedia Britannica has been the world's most respected source of knowledge.

Some of the finest educational films and videos ever made are now available through the Encyclopedia Britannica DVD Classics collection. Hundreds of award-winning films and videos cover topics in science, physics, animals, social studies, language arts, health, and more.

Includes:

• The Rock Cycle
• Rocks That Originate Underground
• Minerals and Rocks

Specifications:

• Language: English
• Encoding: All regions
• Format: Color, full-frame, stereo sound, NTSC
• Rating: Unrated
• Subtitles: Note
• Approximate Runtime: 59 minutes
• Other Features: Interactive Menus

This DVD is compatible with all NTSC players