0-2 Months

Social/Emotional Milestones

• Calms down when spoken to or picked up 

• Looks at your face 

• Seems happy to see you when you walk up to her 

• Smiles when you talk to or smile at her 

Language/Communication Milestones

• Makes sounds other than crying 

• Reacts to loud sounds 

Cognitive Milestones (learning, thinking, problem-solving)

• Watches you as you move 

• Looks at a toy for several seconds 

Movement/Physical Development Milestones

• Holds head up when on tummy 

• Moves both arms and both legs 

• Opens hands briefly 

4 months

Social/Emotional Milestones

• Smiles on his own to get your attention 

• Chuckles (not yet a full laugh) when you try to make him laugh 

• Looks at you, moves, or makes sounds to get or keep your attention 

Language/Communication Milestones

• Makes sounds like “oooo”, “aahh” (cooing) 

• Makes sounds back when you talk to him 

• Turns head towards the sound of your voice 

Cognitive Milestones (learning, thinking, problem-solving

• If hungry, opens mouth when he sees breast or bottle

• Looks at her hands with interest 

Movement/Physical Development Milestones

• Holds head steady without support when you are holding him 

• Holds a toy when you put it in his hand 

• Uses his arm to swing at toys 

• Brings hands to mouth 

• Pushes up onto elbows/forearms when on tummy