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Developmental Milestones

By 6 months old:

  • Sucks well with lips and inner mouth parts
  • Coos, gurgles, chuckles, laughs, begins babbling
  • Fixes eyes on face
  • Looks in response to own name
  • Moves eyes toward source of sound


By 12 months old:

  • Uses m,n,t,d,b,p,z while babbling multiple syllables
  • Looks at some common objects when named
  • Jabbers loudly-often during play
  • Closes mouth without drooling
  • May acquire first true word
  • Understands and follows simple commands/requests
  • Drinks from cup


By 18 months old:

  • Uses sentence-like intonations during jargon
  • Basically unintelligible excepts for few words
  • Points to objects recognized or wanted
  • Uses 3-30 words (“all gone”)
  • Understands emotions of others


By 2 years old:

  • More words than jargon (about 50 words)
  • Asks questions with rising intonation
  • Says own name on request
  • Combines 2 words into phrase (“go bye-bye”)
  • Understands approx. 300 words
  • Points to 5 body parts on self or doll
  • Begins to use some verbs and adjectives
  • Approx. 65% intelligible


By 3 years old:

  • Uses p,b,m,w,h,n most accurately
  • Still some substitutions and distortions of consonants
  • About 80% intelligible
  • Knows in/on/under and big/little
  • Matches colors
  • Answers/asks simple questions
  • Uses “is”, pronouns, possessive (‘s)


By 3 ½ years old:

  • P, b, m, w, h mastered
  • K, g, t, d, ng, s, r, y used consistently but may not be mastered
  • Understands 1,200 words
  • Knows ‘in front of’ and ‘behind’
  • Identifies hard/soft, rough/smooth, square/circle
  • Responds to commands involving 2 actions
  • Able to match sets
  • Uses 800 words
  • Beginning of question asking stage — mainly “what” and “who”
  • Names 8-10 pictures
  • Uses is, are, am in sentences
  • Uses “and” as conjunction


By 4 years old:

  • L, sh, and j are used correctly
  • Becoming very intelligible in connected speech
  • Comprehends 1,500 to 2,000 words
  • Knows front and back of clothes
  • Uses 1000 to 1500 words
  • Tells two events in order of sequence
  • Repeats 12 to 13 syllable sentence 1 out of 3 trials
  • Uses simple past tense consistently (walk/walked)
  • Consistently uses “is –ing”
  • Pronouns:  he, she, I, you, me, mine consistent
  • Combines 4 to 5 words in sentences


By 5 years old:

  • All sounds mastered except maybe v, th, l, zh, sh, z, s, r, hw
  • Speech errors present in difficult consonant blends — str, spr, thr
  • Answers complex comprehension questions
  • Understands “opposite of”
  • Knows heavy/light, loud/soft, like/unlike
  • Understands 2,500 words and uses 1,500-2,000 words
  • Asks meanings of words
  • Tells long story accurately
  • Counts 10 objects
  • Gives first/middle/last name
  • Comparative (-er) emerging (“bigger”)

Special Education Departments

 

Questions? Comments? Please email Scott or Tracey.