Byron B. Blackbear and the Scientific Method(1980)

14m
January 1, 1980

Panoramica

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

Cast e troupe

Dettagli

Data di uscita
January 1, 1980
Durata
14m
Lingua originale
en
Stato
Released