Developmental Milestones

By 3 months of age

Motor Skills

• lift head when held at your shoulder
• lift head and chest when lying on his stomach
• turn head from side to side when lying on his stomach
• follow a moving object or person with his eyes
• grasp rattle when given to her
• wiggle and kick with arms and legs

Sensory and Thinking Skills

• turn head toward bright colors and lights
• turn toward the sound of a human voice
• recognize bottle or breast
• respond to your shaking a rattle or bell

Language and Social Skills

• make cooing, gurgling sounds
• smile when smiled at
• communicate hunger, fear, discomfort (through crying or facial expression)
• usually quiet down at the sound of a soothing voice or when held

By 6 months of age

Motor Skills

• hold head steady when sitting with your help
• reach for and grasp objects
• play with his toes
• help hold the bottle during feeding
• explore by mouthing and banging objects
• move toys from one hand to another
• pull up to a sitting position on her own if you grasp her hands
• sit with only a little support
• roll over
• bounce when held in a standing position

Sensory and Thinking Skills

• open his mouth for the spoon
• imitate familiar actions you perform

Language and Social Skills

• babble, making almost sing-song sounds
• know familiar faces
• laugh and squeal with delight
• scream if annoyed
• smile at herself in a mirror

By 12 months of age

Motor Skills

• drink from a cup with help
• feed herself finger food like raisins
• grasp small objects by using her thumb and index or forefinger
• use his first finger to poke or point
• put small blocks in and take them out of a container
• knock two blocks together
• sit well without support
• crawl on hands and knees
• pull himself to stand or take steps holding onto furniture
• stand alone momentarily
• walk with one hand held

Sensory and Thinking Skills

• copy sounds and actions you make
• respond to music with body motion
• try to accomplish simple goals (seeing and then crawling to a toy)
• look for an object she watched fall out of sight (such as a spoon that falls under the table)

Language and Social Skills

• babble, but it sometimes "sounds like" talking
• say his first word
• recognize family members' names
• try to "talk" with you
• respond to another's distress by showing distress or crying
• show affection to familiar adults
• show apprehension about strangers
• raise her arms when she wants to be picked up
• understand simple commands