Byron B. Blackbear and the Scientific Method(1980)

14m
January 1, 1980

Handlung

This educational science program features the story of Dr. Alfred Clothear and his discovery of how bears know when to sleep for the winter.

Besetzung & Crew

Details

Erscheinungsdatum
January 1, 1980
Laufzeit
14m
Originalsprache
en
Status
Released