| Expression
Birth–3 Months
Makes pleasure sounds including cooing and babbling
Cries differently based on different needs and quiets if crying
4–6 Months
Babbling sounds more speech-like, including simple consonant productions such as p, b, m
Vocalizes excitement and pleasure with cooing and babbling
7 Months–1 Year
Babbling includes repeated syllables
Uses speech sounds to gain attention
Begins to imitate different speech sounds
First words emerge (bye-bye, mama, dada)
1/2/3/4/5/6/7/8/9/10/11 |
Hearing and Understanding Birth–3 Months
Startles at loud sounds
Seems to recognize parent’s voice
4–6 months
Moves eyes in direction of sounds
Responds to changes in vocal tone
Responds to changes in vocal tone
7 Months–1 Year
Enjoys peek-a-boo & Pat-a-cake
Localizes to the direction of sound
Recognizes words—common items
Begins to respond to simple requests
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