• Moves his eyes or turns his head in the direction of loud sounds?
• Smiles or becomes calm when she hears your voice?
• Looks at you when you talk?

3-6 Months

• Reacts to your voice?
• Starts to repeat sounds like “ah,” “da” or “m-m-m”?
• Likes toys that make noises or play music?

6-10 Months

• Looks at you when you call his name?
• Understands everyday phrases, such as “bye-bye”?
• When alone, makes any sounds other than crying?
• Turns head toward familiar sounds, even when he/she cannot see what is happening:
• Telephone
• A familiar voice or footsteps
• Dog barking or paper rustling

10-15 Months

• Puts sounds together that sound almost like speech, especially in response to human voices or loud noises?
• Plays with her own voice?
• When asked, points to or looks at objects he sees every day?
• • "Where's the dog?"
  • "Find the truck."

15-18 Months

• Uses single words to label a person or object?
• Follows simple directions such as “Get your cup”?
• Knows 10 to 20 words?

18 Months - 2 Years

• Talks using two- to three-word sentences, such as “More milk.” or “Go car.”
• Understands “yes” or “no” questions such as “Are you tired?”
• Understands phrases such as “in the box” or “on the bed”?
• Enjoys being read to and shown pictures in books; points out pictures upon request.
• Interested in radio/television as shown by word or action.
• Follows simple commands without visual clues from the speaker:
  • "Bring me that ball."
  • "Get your book and give it to Daddy."
• Says or sings short rhymes and songs; enjoys music.
• Investigates noises or tells others when interesting sounds are heard:
  • Car door slamming.
  • Telephone ringing
• Vocabulary approximately 270 words.

3 Years

• Understands and uses simple verbs, pronouns and adjectives:
  • Go, come, run, sing
  • Me, you, him, her
  • Big, green, sweet
• Locates the source of a sound automatically.
• Often uses complete sentences.
• Vocabulary approximately 1,000 words.

4 Years

• Gives connected account of some recent experiences.
• Can carry out a sequence of two simple directions:
  • "Find your shoe and bring it here."
  • "Get the ball and throw it to the dog."

5 Years

• Speech should be intelligible, although some sounds may still be mispronounced-such as the "s" sound, particularly in blends with other consonants (e.g., "street", "sleep", "ask").
• Neighbors and people outside the family can understand most of what your child says and her grammatical patterns should match theirs most of the time.
• Child carries on conversations, although vocabulary may be limited.•
• Pronouns should be used correctly:
  • "I" instead of "me"
  • "He" instead of "him"