Developmental Milestones



0 - 4 wks

• looks at face of caregiver
• small, throaty noises
• responds to sounds
• asymmetrical posture
• quiets when picked up

4 - 8 wks

• social smile
• babbles spontaneously
• facial response to sound
• head sometimes held erect
• reacts to feeding positions

8 - 12 wks

• recognizes mother visually
• single vowels
• glances at rattle in hand
• rolls partway to side
• anticipates lifting

12 - 16 wks

• smiles at mirror image
• coos / chuckles
• anticipatory excitement
• actively holds rattle
• regards own hand

16 - 20 wks

• aware of novel situations
• laughs, vocalizes excitement
• takes rattle to mouth
• hands engage in midline
• anticipates feeding on sight

20 - 24 wks

• shows displeasure over loss of toy
• spontaneous social vocalization
• visual pursuit of dropped object
• holds head erect and steady
• pats or fingers bottle or breast

24 - 28 wks

• plays simple interaction games
• attends to music or singing
• bangs objects on tabletops
• rolls to prone
• drinks from cup with assistance

28 - 32 wks

• shows anxiety to strangers
• polysyllabic vowel sounds
• shakes rattle
• transfers objects between hands
• holds objects voluntarily

32 - 36 wks

• imitates simple adult sounds
• single syllables (da, ba, ka)
• plays with two toys at same time
• pivots while in prone position
• feeds self cracker or cookie

36 - 40 wks

• waves bye-bye
• says "dada" or "mama" (nonspecific)
• uncovers toy hidden by cloth
• sits alone with no support
• responds to "pick up" gesture

40 - 44 wks

• inhibits activity on command
• says "dada" or "mama" (specific)
• combines toys in play
• uses index finger to secure object
• cooperates in social games

44 - 48 wks

• "gives" toy to mirror image
• one word besides "mama" and "dada"
• preference for certain toys over others
• rolls ball while sitting
• gives toy to others without release

48 - 52 wks

• initiates games with adult
• two words besides "mama" and "dada"
• uses crayon to "dot" imitatively
• takes two steps independently
• releases toy to others

1.25 yrs

• shows desire to please parents
• combines words and gestures
• builds tower of two blocks
• runs well, little falling
• points to one body part

1.5 yrs

• hugs or feeds doll
• speaks in sentences
• draws imitative stroke
• turns knob
• understands meaning of "hot"

1.75 yrs

• shares toys or possessions
• says 50 or more words
• uses tool to attain object out of reach
• kicks ball
• uses spoon well 

2 yrs

• simple make-believe play
• jargon discarded, speech mostly intelligible
• makes simple generalizations
• turns pages of book, walks up and down stairs
• pulls on simple clothing

2.5 yrs

• identifies own mirror image
• states first and last names
• matches simple shapes
• holds crayon with fingers
• toilet trained during the day

3 yrs

• labels affects in self
• uses past tense, knows some songs or nursery rhymes
• designates action in picture, copies circle
• rides tricycle
• helps put away things

3.5 yrs

• cooperative play, games with rules
• uses adjectives and adverbs
• copies square, compares sizes
• complex block constructions
• does simple chores 

4 yrs

• assumes specific role in play
• participates in conversations
• draws person with two parts, counts three objects
• hops
• apologizes for unintentional mistakes

4.5 yrs

• elaborate, dramatic play
• uses compound sentences
• names missing parts, counts four objects
• bounces ball
• orders food in restaurant

5 yrs

• understands rules in games
• defines words, names coins
• knows days of week, counts 10 objects
• throws ball, skips well
• dresses and undresses mostly independently

6 yrs

• has "best friend"
• prints words from memory, reads simple stories
• draws person with head, neck, hands
• rides bicycle
• chooses activities independently

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