Coordinated Health

Conditions

Definition

The typical 12-month-old child will demonstrate certain physical and mental skills. These skills are called developmental milestones.

Alternative Names

Normal childhood growth milestones – 12 months; Growth milestones for children – 12 months; Childhood growth milestones – 12 months

Information

All children develop a little differently. If you are concerned about your child’s development, talk to your child’s health care provider.

PHYSICAL AND MOTOR SKILLS

A 12-month-old child is expected to:

  • Be 3 times the birth weight
  • Grow to a height of 50% over birth length
  • Have a head circumference equal to that of the chest
  • Have one to eight teeth
  • Stands by his or herself
  • Walk alone or when holding one hand
  • Sit down without help
  • Bang two blocks together
  • Turn through the pages of a book by flipping many pages at a time
  • Picks up a small object using the tip of the thumb and index finger
  • Sleep 8 – 10 hours a night and take one to two naps

SENSORY AND COGNITIVE DEVELOPMENT

The typical 12-month-old:

  • Begins pretend play (such as pretending to drink from a cup)
  • Follows a fast moving object
  • Responds to his or her name
  • Can say momma, papa, and at least one or two other words
  • Understands simple commands
  • Tries to imitate animal sounds
  • Connects names with objects
  • Understands that objects continue to exist, even when they are not seen (object constancy)
  • Participated in getting dressed (raises arms)
  • Plays simple back and forth games (ball game)
  • Points to objects with index finger
  • Waves bye
  • May develop attachment to a toy or object
  • Experiences separation anxiety and may cling to parents
  • May make brief journeys away from parents to explore in familiar settings

PLAY

You can help your 12-month-old develop skills through play:

  • Provide picture books
  • Provide different stimuli, such as going to the mall or zoo
  • Play ball
  • Build vocabulary by reading and naming people and objects in the environment
  • Teach hot and cold through play
  • Provide large toys that can be pushed to encourage walking
  • Sing songs
  • Have a play date with a child of a similar age
  • Avoid television time until age 2
  • A transitional object may help with separation anxiety
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