Infant timeline

  • 1-3 months

    1-3 months
    • Gross-motor-
    2 months: Cycle arms and legs smoothly
    3 months: Can move legs and arms together
    • Fine-motor-
    1 month: Keeps hands fisted or slightly open
    2 months: Grasps objects in reflex movements
    • Cognitive-
    1 month: Prefers to look at human faces and patterned objects
    3 months: Begins cooing one syllable, vowel-like sounds: ooh, ah, aw
    • Social-
    2 months: Quiets in response to being held
    3 months: Watches adults’ facial expressions closely
    • Emotional-
    2 months: Able to show dis
  • 4 months

    4 months
    • Gross-motor-
    Begins to use mitten grasp for grabbing objects near the hands
    Looks from object to hands to object
    • Fine-motor-
    On tummy, can lift head and chest from surface using arms for support
    Swipes at objects, gradually improving aim
    • Cognitive-
    Likes to repeat enjoyable acts like shaking a rattle
    Enjoys watching their hands and feet
    • Social-
    Becomes unresponsive if left alone most of waking hours
    Responds to continued warmth and affection
    • Emotional-
    Expresses delight
    Sh
  • 5-6 months

    5-6 months
    • Gross-motor-
    5 months: On back, can lift head and shoulders off surface
    6 months: On tummy, moves by pushing with legs and reaching with arms
    • Fine- motor-
    5 months: Begins to grasp objects with thumb and fingers
    6 months: Holds on objects with both hands
    • Cognitive-
    5 months: Recognizes and responds to own name
    6 months: Varies volume, pitch, and rate while babbling
    • Social-
    6 months: Enjoys playing with children
    6 months: May begin to clinging to a primary caregiver
    • Emotiona
  • 7-8 months

    7-8 months
    • Gross- motor-
    7 months: Crawls awkwardly, combining movements on tummy and knees
    8 months: Sits alone steadily for longer periods of time
    • Fine- motor-
    7 months: Hold an object in each hand
    8 months: Is able to pick up small objects
    • Cognitive-
    7 months: Anticipates events
    8 months: likes to empty and fill containers
    • Social-
    7 months: Shows desire for social contact
    8 months: Definitely prefers caregiver to stranger
    • Emotional-
    7 months: Begins to have a sense of humor
    8 month
  • 9 months

    9 months
    • Gross- motor-
    Sits alone
    May try to crawl up stairs
    • Fine- motor-
    Uses index finger to point, lead, and poke
    May be able to move along furniture
    • Cognitive-
    Responds appropriately to a few specific words
    Likes to look for contents in a container
    • Social-
    Shows interest in play activities of others
    Preforms for others
    • Emotional-
    May show a fear of new sounds
    May show fear of heights
  • 10 months

    10 months
    • Gross- motor-
    Likes to walk holding caregiver’s hand
    Climbs on chairs and other furniture
    • Fine- motor-
    Can release grasped object instead of dropping
    Can stand with little support
    • Cognitive-
    Speaks first recognizable word
    Links specific acts or events to other events
    • Social-
    Enjoys music and may mimic movements others make to music
    Is more aware of and sensitive to other children
    • Emotional-
    Cries less often
    Expresses delight, happiness, sadness, discomfort, and anger
  • 11 months

    11 months
    • Gross- motor-
    Stands alone
    Takes off shoes and socks
    • Fine- motor-
    Is able to stand and pick up objects
    Likes to grasp feeding utensils and cup
    • Cognitive-
    Can point to body parts
    Likes to look at pictures in a book
    • Social-
    Imitates movements of other adults and children
    Tests caregivers to determine limits
    • Emotional-
    Recognizes the difference in good and naughty
    Seeks approval and disapproval
  • 12 months

    12 months
    • Gross- motor-
    Climbs up and down stairs
    May be able to take clothes off
    • Fine- motor-
    May show preference for one hand
    Walks with one hand held
    • Cognitive-
    Puts nesting toys together correctly
    Waves goodbye
    • Social-
    Likes to practice communication with adults
    Enjoys playing with siblings
    • Emotional-
    May have tantrums
    Inner determination to walk