Speech sound acquisition
early 8 vs. middle 8 vs. late 8
early 8 speech sounds
Emerging development between ages 1-3 w/consistent production ~ age 3
-Mostly bilabial
-Some nasals
-not a lot of constriction of vocal tract
/p/, /b/, "y",/ j/, /n/, /w/, /d/, /m/, /h/
middle 8 speech sounds
Emerging development between ages 3-6 1/2 with consistent production. ~
age 5 1/2
-mostly labiodentals
/t/, "ng", /k/, /g/, /f/, /v/, "ch", "j"
Late 8 speech sounds
Emerging development between ages 5-7 1/2 with consistent production ~
age 7 1/2
-More articulation like "sh" and /r/
"sh", /s/, "th", /r/, /z/, /I/, "zh"
present progressive
-ing
ex: mommy driving
,Age of mastery 19-28
regular plural
-s
ex: cats, wishes, classes,
Age of mastery 27-33
possessive
's
ex: mommy's cup
Age of mastery 26-40
Regular past tense
-ed
ex: walked, talked
Age of mastery 26-48
Regular third person
-s
ex: he runs, She skipps
Age of mastery 26-46
, General Sentence form/syntactic development
Noun phrase and verb phrase elaboration are what helps increase sentence
length, as does the use of articles, demonstratives, conjunctions, etc.
Noun phrase
a word or group of words that functions in a sentence as subject, object, or
prepositional object.
verb
An action word
verb phrase
is made up of a main verb and one or more helping verbs.
syntactic development: Birth
sounds
syntactic development: 0-3 months
Differentiating cries- baby uses a different cry for different situations
syntactic development: 4-6 months
vocal play - gurgling, babbling
syntactic development: 7-12 months
speech like babbling including the use of consonants and vowels.
First words - "mama" "doggie"
syntactic development: 1-2 years
use of two word questions.