Byron B. Blackbear and the Scientific Method

Byron B. Blackbear and the Scientific Method

Byron B. Blackbear and the Scientific Method


( 6 Од 127 корисника )

14 мин 1980 HD

Byron B. Blackbear and the Scientific Method цео филм ceo film online. This educational science program features the story of Dr. Alfred Clothear and his discovery of how bears know when to sleep for the winter.

Byron B. Blackbear and the Scientific Method
Byron B. Blackbear and the Scientific Method (1980)

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