Infant Development Timeline

  • Motor Skills

    Motor Skills

    1 Month Old keep hands fisted or slightly open
  • Motor Skills

    Motor Skills

    3 Months old grasps and keep shakes hand toy
  • Motor Skills

    Motor Skills

    4 Months begins to use mitten grasp for grabbing objects near the hands
  • Motor Skills

    Motor Skills

    4 Months swipes at objects, gradually improving aim
  • Motor Skills

    Motor Skills

    5 Months can sit supported for 15 to 30 minutes with a firm back
  • Motor Skills

    Motor Skills

    6 Months gets up on hands and knees, but then may fall forward
  • Motor Skills

    Motor Skills

    7 Months hold an object in each hand
  • Motor Skills

    Motor Skills

    8 Months learns pincer grasp, using just the thumb and forefinger
  • Motor Skills

    Motor Skills

    9 Months sits alone
  • Motor Skills

    Motor Skills

    9 Months uses index finger to point, lead, and poke
  • Motor Skills

    Motor Skills

    10 Month climbs on chairs and other furniture
  • Motor Skills

    Motor Skills

    10 Month likes to walk holding caregiver's hands
  • Motor Skills

    Motor Skills

    11 Month is able to stand and pick up objects
  • Motor Skills

    Motor Skills

    11 Month takes off shoes and socks
  • Motor Skills

    Motor Skills

    12 Month climbs up and down stairs
  • Motor Skills

    Motor Skills

    12 Month may be able to pull off clothing
  • Cognitive Skills

    Cognitive Skills

    1 Month prefers to look at human faces
  • Cognitive Skills

    Cognitive Skills

    3 Month laugh out loud
  • Cognitive Skills

    Cognitive Skills

    4 Months enjoy watching hands and feet
  • Cognitive Skills

    Cognitive Skills

    4 Months smiles and coos when caregiver talks to him or her
  • Cognitive Skills

    Cognitive Skills

    5 Month babbles to initiate contact
  • Cognitive Skills

    Cognitive Skills

    6 Months grabs at any objects in reach
  • Cognitive Skills

    Cognitive Skills

    7 Months may be able to play peek-a-boo game
  • Cognitive Skills

    Cognitive Skills

    8 Months searches for a hidden object
  • Cognitive Skills

    Cognitive Skills

    9 Months finds objects that are totally hidden
  • Cognitive Skills

    Cognitive Skills

    9 Months responds appropriately to a few specific words
  • Cognitive Skills

    Cognitive Skills

    10 Months speaks recognizable word
  • Cognitive Skills

    Cognitive Skills

    10 Months waves good-bye
  • Cognitive Skills

    Cognitive Skills

    11Momths old likes to open containers and look at their contents
  • Cognitive Skills

    Cognitive Skills

    11 Months puts nesting toys together correctly
  • Cognitive Skills

    Cognitive Skills

    12 Months links specific acts or events to other events
  • Cognitive Skills

    Cognitive Skills

    12 Months likes to look at pictures in a book
  • Emotional Skills

    Emotional Skills

    1 months old reacts to discomfort and pain by crying for assistance
  • Social Skills

    Social Skills

    2 months shows affection by looking at a person while kicking, waving arms, and smiling
  • Emotional Skills

    Emotional Skills

    2 months old is able to show distress , exctiment , contetment , anger , and delight
  • Social Skills

    Social Skills

    3 months old watches adults' facial expressions closely
  • Social Skills

    Social Skills

    4 months old responds to continued warmth and affection
  • Emotional Skills

    Emotional Skills

    4 months old laughs when tickled
  • Social Skills

    Social Skills

    4 months shows increased pleasure in social interactions
  • Emotional Skills

    Emotional Skills

    4 months old enjoys social aspects of feeding time
  • Emotional Skills

    Emotional Skills

    5 months old may begin to show fearful behavior as separateness is felt
  • Emotional Skills

    Emotional Skills

    6 months old likes attention and may cry to get it
  • Social Skills

    Social Skills

    6 months old laughs when socializing
  • Social Skills

    Social Skills

    6 months old enjoys playing with children
  • Social Skills

    Social Skills

    7 months old thoroughly enjoys company of siblings
  • Emotional Skills

    Emotional Skills

    7 months old expresses anger more dramatically
  • Social Skills

    Social Skills

    8 months old values quick display of love and support from caregiver
  • Emotional Skills

    Emotional Skills

    8 months old enjoys playing with own image in a mirror
  • Emotional Skills

    Emotional Skills

    9 months old may show a fear of new sounds
  • Social Skills

    Social Skills

    9 months old shows interest in play activities of others
  • Emotional Skills

    Emotional Skills

    9 months old likes to play games like pat-a-cake
  • Social Skills

    Social Skills

    9 months old recognizes the social nature of mealtimes
  • Social Skills

    Social Skills

    10 months old performs for others, repeats act if applauded
  • Social Skills

    Social Skills

    10 months old enjoys music and may mimic movements others make to music
  • Emotional Skills

    Emotional Skills

    10 months old fears strange places
  • Emotional Skills

    Emotional Skills

    10 months old cries less often
  • Emotional Skills

    Emotional Skills

    11 months old tests caregivers to determine limits
  • Social Skills

    Social Skills

    11 months old imitates movements of other adults and children
  • Social Skills

    Social Skills

    11 months old objects to having his or her enjoyable play stopped
  • Emotional Skills

    Emotional Skills

    11 months old may not always want to be cooperative
  • Emotional Skills

    Emotional Skills

    12 months old shows increased negativism. May have tantrums
  • Social Skills

    Social Skills

    12 months old likes to practice communication with adults
  • Social Skills

    Social Skills

    12 months old enjoys playing with siblings
  • Emotional Skills

    Emotional Skills

    12 months old may resist napping