Developmental Milestone: 9 Months

It’s time for developmental screening!

At 9 months, your child is due for general developmental screening, as recommended for all children by the American Academy of Pediatrics. Ask the doctor about your child’s developmental screening.


What Most Babies Do by this Age:

Social/Emotional:

  • May be afraid of strangers

  • May be clingy with familiar adults

  • Has favorite toys

Language/Communication:

  • Understands “no”

  • Makes a lot of different sounds like “mamamama” and “bababababa”

  • Copies sounds and gestures of others

  • Uses fingers to point at things

Cognitive (learning, thinking, problem-solving):

  • Watches the path of something as it falls

  • Looks for things he sees you hide

  • Plays peek-a-boo

  • 'Puts things in her mouth

  • Moves things smoothly from one hand to the other

  • Picks up things like cereal o’s between thumb and index finger

Movement/Physical Development:

  • Stands, holding on

  • Can get into sitting position

  • Sits without support

  • Pulls to stand

  • Crawls

What You Can Do for Your 9-Month-Old:

  • Pay attention to the way he reacts to new situations and people; try to continue to do things that make your baby happy and comfortable.

  • As she moves around more, stay close so she knows that you are near.

  • Continue with routines; they are especially important now.

  • Play games with “my turn, your turn.”

  • Say what you think your baby is feeling. For example, say, “You are so sad, let’s see if we can make you feel better.”

  • Describe what your baby is looking at; for example, “red, round ball.”

  • Talk about what your baby wants when he points at something.

  • Copy your baby’s sounds and words.

  • Ask for behaviors that you want. For example, instead of saying “don’t stand,” say “time to sit.”

  • Teach cause-and-effect by rolling balls back and forth, pushing toy cars and trucks, and putting blocks in and out of a container.

  • Play peek-a-boo and hide-and-seek.

  • Read and talk to your baby.

  • Provide lots of room for your baby to move and explore in a safe area.

  • Put your baby close to things that she can pull up on safely.

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Developmental Milestone: 6 Months

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Developmental Milestone: 1 Year