Typical Speech Development
What is "normal"?
By 24 months, your child should be understood by others 50-75% of the time.
By 36 months, your child should be understood by others 75-100% of the time.
What should my child be able to understand?
1.5 Years
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Identifies pictures of familiar objects
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Understands inhibitory words (e.g., “no”, “don’t”)
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Indicates body parts on self, caregiver, or doll
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Understands verbs in context
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2 Years
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Identifies clothing items on self, caregiver, or doll
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Understands spatial concepts (e.g., in, off, out)
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Recognizes actions in pictures
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Understands several pronouns (e.g., me, my, your)
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2.5 Years
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Understands use of objects
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Understands part/whole relationships
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Understands simple descriptive concepts (e.g., big, little, wet)
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Follows 2-step, related directions without cues
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3 Years
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Understands quantity concepts (e.g., “one”, “some”, “rest”, “all)
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Understands pronouns “his” and “her”Understands negatives in sentences
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Understands negatives in sentences
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3.5 Years
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Identifies colors
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Makes inferences
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Identifies categories of objects in pictures
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Understands picture analogies
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Understands “more” and “most”
4 Years
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Understands expanded sentences
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Understands qualitative concepts (e.g., “tall”, “long”, “short”)
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Understands shapes
4.5 Years
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Understands “-er” as “one who”…
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Understands time concepts (e.g., “night”, “day”)
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Understands noun + 2 modifying adjectives
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5 Years
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Identifies an object that doesn’t belong
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Understands quantity concepts 3 and 5
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Indicates body parts on self
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Understands passive voice sentences
5.5 Years
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Orders pictures from largest to smallest
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Understands quantity concepts (e.g., “half”, “full”)
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Understands time/sequence concepts (e.g., “first”, “last”)
6 Years
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Identifies initial sounds
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Understands quantitative concepts (e.g., “each”)
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Understands rhyming sounds
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6.5 Years
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Adds and subtracts numbers to five
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Understands time concepts (e.g., seasons)
What should my child be able to express?
1.5 Years
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Imitates words
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Uses 5-10 words
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Vocalizes and uses gestures to make requests
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Produces different types of consonant-vowel combinations
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Babbles short syllable strings with inflection similar to adult speech
2 Years
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Names objects in pictures
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Uses words more often than gestures to communicate
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Asks questions
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Uses words for a variety of pragmatic functions
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Uses different word combinations
2.5 Years
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Uses plurals
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Combines 3 or 4 words in spontaneous speech
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Answers “what” and “where” questions
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Uses verb + ing
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Uses a variety of nouns, verbs, modifiers, and pronouns in spontaneous utterances
3 Years
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Produces basic 4-5 word sentences
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Names a variety of pictured objects
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Tells how an object is used
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Uses possessives
3.5 Years
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Answers questions logically
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Uses words that describe physical state
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Completes analogies
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Answers questions about hypothetical events
4 Years
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Responds to “where” questions
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Complete analogies
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Names objects when the object is described
4.5 Years
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Responds to “why” questions by giving a reason
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Names categories
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Repeats sentences
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Uses qualitative concepts “short” and “long”
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Uses “-er” to indicate “one who”
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Uses past tense forms
5 Years
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Formulates meaningful, grammatically correct questions in response to picture stimuli
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Describes similarities
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Names the items that fit into categories
5.5 Years
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Completes similes
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Counts items and gives correct number
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Repairs semantic absurdities
6 Years
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Defines words
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Repairs grammatical errors
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Rhymes words
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Segments words
6.5 Years
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Tells a story in sequence, using grammatically correct sentences
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Tells a story with introduction, sequence, and conclusion
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Uses irregular plurals
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Expresses quantity (e.g., “empty”, “more”)