8 h 6 m, 16 mar 2001 ano - 3 months old Smiled and followed movement with my eyes
Descrição:
Information Processing:By four months, infants can selectively attend to an object.
Directs attention to where the object is, and what the object is.
From three to nine months, infants can deploy their attention more flexibly and quickly.
Adicionado na linha do tempo:
Data:
8 h 6 m, 16 mar 2001 ano
Agora
~ 23 years ago
