Reference:  Chesapeake Public Schools Special Education Eligibility Criteria
 
 
  

Language Development Chart

6 Months	Vocalization with intonation Responds to his name Responds to human voices without visual cues by turning his head and eyes Responds appropriately to friendly and angry tones
12 Months	Uses one or more words with meaning (this may be a fragment of a word) Understands simple instructions, especially if  vocal or physical cues are given Practices inflectionIs aware of the social value of speech
18 Months	Has vocabulary of approximately 5-20 words Vocabulary made up chiefly of nouns Some echolalia (repeating a word or phrase over and over) Much jargon with emotional contentIs able to follow simple commands
24 Months	Can name a number of objects common to his surroundings Is able to use at least two prepositions, usually chosen from the following: in, on, under Combines words into a short sentence-largely noun-verb combinations (mean) length of sentences is given as 1.2 words Approximately 2/3 of what child says should be intelligible Vocabulary of approximately 150-300 words Rhythm and fluency often poor Volume and pitch of voice not yet well-controlled Can use two pronouns correctly: I, me, you, although me and I are often confused My and mine are beginning to emerge Responds to such commands as "show me your eyes (nose, mouth, hair)"
36 Months	Use pronouns I, you, me correctly Is using some plurals and past tenses Knows at least three prepositions, usually in, on, under Knows chief parts of body and should be able to indicate these if not name Handles three word sentences easily Has in the neighborhood of 900-1000 words About 90% of what child says should be intelligible Verbs begin to predominate Understands most simple questions dealing with environment and activities Relates experiences so that they can be followed with reason Able to reason out such questions as "what must you do when you are sleepy, hungry, cool, or thirsty?" Should be able to give sex, name, age Should not be expected to answer all questions even though he/she understands what is expected
48Months (4 Years)	Knows names of familiar animals Can use at least four prepositions or can demonstrate understanding of their meaning when given commands Names common objects in picture books or magazines Knows one or more colors Can repeat 4 digits when they are given slowly Can usually repeat words of four syllables Demonstrates understanding of over and under Often indulges in make-believe Extensive verbalization as he/she carries out activities Understands such concepts as longer, larger, when a contrast is presented Readily follows simple commands even though the stimulus objects are not in sight Much repetition of words, phrases, syllables, and even sounds
60 Months (5 Years)	Can use many descriptive words spontaneously-both adjectives and adverbs Knows common opposites: big-little, hard-soft, heave-light, etc Has number concepts of 4 or more Can count to ten Speech should be completely intelligible, in spite of articulation problems Should be able to repeat sentences as long as nine words Should be able to define common objects in terms of use (hat, shoe, chair) Should be able to follow three commands given without interruptions Should know age Should have simple time concepts: morning, afternoon, night, day, later, after, while, tomorrow, yesterday, today Should be using fairly long sentences and should use some compound and some complex sentences Speech on the whole should be grammatically correct
6 Years	Speech should be completely intelligible and socially useful Should be able to tell one a rather connected story about a picture Sees relationships between objects and happenings
7 Years	Should handle opposite analogies easily: girl-boy, man-woman, flies-swims, blunt-sharp short-long, sweet-sour, etc Understands such terms as: alike, different, beginning, end, etc Should be able to tell time to quarter hour Should be able to do simple reading and to write or print many words

(Reference:  http://www.childdevelopmentinfo.com/development/language_development.shtml)
 
 
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