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Child Development Timeline


11 to 12 Month Developmental Milestones
At 12 months old, your baby has tripled weight and can identify himself or herself in the mirror.
At 12 months old, your baby has tripled weight and can identify himself or herself in the mirror.
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11 MONTHS OLD

Movement and Activity

  • Stands alone and unsupported
  • Walks with one hand held
  • Drink from cup without help

Social/Emotional

  • Plays alongside others, but not with others (parallel play)

Communication

  • Uses words meaningfully

12 MONTHS OLD

Growth

  • Weight has tripled since birth
  • Length has doubled since birth

Movement and Activity

  • First steps
  • Feeds self with a spoon
  • Transfer object from self to other with pincer
  • Attempts to stack two blocks
  • Helps with dressing by adjusting posture

Social/Emotional

  • Identifies self in mirror
  • Attempts simple conversations

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