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Transcript for Babies Have a Learning 'Sweet Spot'
This transcript has been automatically generated and may not be 100% accurate.
{"duration":"1:32","description":"Dr. Richard Aslin: Process by which babies pay attention is \"Goldilocks effect.\"","mediaType":"default","section":"ABCNews/Health","id":"16416231","title":"Babies Have a Learning 'Sweet Spot'","url":"/Health/video/babies-learning-sweet-spot-16416231"}