When did Horizon Season 8 Episode 30 air?
Horizon Season 8 Episode 30 aired on December 6, 1971.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
This report by Horizon is about Prof. Hean Piaget and her child center education theory.
Direct answers for episode-level questions and details.
Horizon Season 8 Episode 30 aired on December 6, 1971.
This episode runs for approximately 60 minutes.
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