Milestones/Red Flags

To review the developmental milestones for age 3 months to age 36 months, and review a list of behaviors or red flags that can keep your child from learning, select from the links below.

Age in Months: | 3| 6 | 9 | 12 | 15 | 18 | 21 | 24 | 36 | Red Flags |

I'm 3 months old! I...

  • turn toward bright colors and lights
  • follow moving toys or faces with my eyes
  • recognize or know the bottle or breast
  • respond to loud or new sounds
  • reach for and grasp toys or hair
  • wiggle and kick my legs and arms
  • lift my head and shoulders up while on stomach
  • smile back at parents or other family members
  • make sounds, like gurgling, cooing or babbling

I'm 6 months old! I...

  • turn toward voices
  • reach for toys and pick them up
  • roll over front-to-back and back-to-front
  • play with my toes
  • help hold bottle during feedings, if bottle fed
  • know faces of family members
  • babble, squeal, and repeat vowel sounds, like ooh, -ae, -e
  • sit by leaning on my hand

I'm 9 months old! I...

  • copy sounds or gestures
  • reach for crumbs or other small things with my thumb and fingers
  • move toys from one hand to the other hand
  • I straighten my arms to support myself when I'm on my stomach
  • understand the word "No"

I'm 12 months old! I...

  • respond to my name
  • may be scared of strangers
  • look for an object if you hide it from me, even if I can't see it
  • crawl on my hands and knees
  • pull myself to a standing position
  • walk by holding onto furniture
  • can drink from a cup with your help
  • enjoy playing games, like peek-a-boo or patty cake
  • say 1 to 2 words

I'm 15 months old! I...

  • use gestures
  • like to look at pictures in a book
  • can hold a crayon in my fist
  • hand toys to you when you ask me
  • can point to pictures you name, if the things in the picture are familiar to me
  • walk alone without help

I'm 18 months old! I...

  • like to pull and push things
  • follow simple directions
  • pull off shoes and socks
  • feed myself sometimes
  • step off low objects and keep balance
  • turn 2 to 3 pages of a book at a time
  • can point to one body part
  • can name one object
  • like to copy your words or actions
  • can name 2 objects
  • like to pretend-play
  • can put together a simple picture puzzle if it has only 2 or 3 large pieces
  • like to throw balls
  • like to play alone with toys for a short time
  • say "No" a lot

I'm 24 months old! I...

  • use 2 to 3 words together, like "No, Mommy" or "More cookies"
  • say names of toys and people
  • feed myself with a spoon
  • turn one page at a time
  • point to hair, eyes and nose when someone asks me
  • show affection to family members and pets
  • run short distances without falling

I'm 36 months old! I...

  • answer simple questions
  • walk up steps, alternating feet
  • put my clothes on by myself
  • open simple containers
  • like to play with other children
  • repeat simple rhymes and songs
  • use 3 to 5 word sentences
  • name at least one color correctly
  • jump in place
  • express my emotions

Red Flags

Baby

  • Cannot bend arms or legs
  • Does not smile, move, or look at you when you talk or play with her
  • Does not want to be held
  • Does not make sounds by 3 months
  • Does not babble by 6 months

Toddler

  • Has tantrums that last 20 minutes or longer
  • Breaks things on purpose
  • Hurts or bites other people
  • Does not look at you when you call her name
  • Does not play with toys
  • Flaps hands, rocks, or sways over and over
  • Does not point at objects he wants
  • Has no words by 12 months

Any Age

  • Is fussy or cries a lot, even when not tired or hungry
  • Has trouble falling asleep or staying asleep
  • Does not notice people
  • Is unhappy most of the time
  • Any loss of speech or babbling, or social skill
Last Modified on April 11, 2011