OBJECT
permanence
BRAIN
STEM
IMITATING
CONCEPT
CRYING
COOING
REACHING
FOR OR
POINTING
sensori-
motor
period
perception
stimuli
NEURONS
MYELIN
PUSHING
AWAY
AXONS
cerebrum
OBJECT
constancy
cognition
CELL
BODY
SPINAL
CORD
CLINGING
depth
perception
cerebellum
concept
DENDRITES
babbling
monotone
reduplication
babbling
THALAMUS
OBJECT
permanence
BRAIN
STEM
IMITATING
CONCEPT
CRYING
COOING
REACHING
FOR OR
POINTING
sensori-
motor
period
perception
stimuli
NEURONS
MYELIN
PUSHING
AWAY
AXONS
cerebrum
OBJECT
constancy
cognition
CELL
BODY
SPINAL
CORD
CLINGING
depth
perception
cerebellum
concept
DENDRITES
babbling
monotone
reduplication
babbling
THALAMUS