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Birth to 3 Months
Makes "cooing" sounds
smiles when spoken to
Cries differently for different needs
https://www.mayoclinic.org/healthy-lifestyle/infant-and-toddler-health/in-depth/language-development/art-20045163 -
3 Months to 6 Months
Make gurgling noises when playing
Babble a variety of sounds
Moves eyes to direction of sound
https://www.mayoclinic.org/healthy-lifestyle/infant-and-toddler-health/in-depth/language-development/art-20045163 -
6 Months to 12 Months
Babbles using long and short groups of sounds
Babbles to keep attention communicates using gestures
imitates different speech sounds
Has one or two words
https://www.nidcd.nih.gov/health/speech-and-language -
1 to 2 Years
Knows a few parts of the body
Follows simple commands
Enjoys simple stories
Acquires new words on a regular basis
https://www.nidcd.nih.gov/health/speech-and-language -
2 to 3 Years
Has a word for almost everything
use two-three word phrases
Names objects
follows two step direction
[Link text]https://www.asha.org/public/speech/development/23/