Did you know your baby starts their first social smile when they're 2 months old? Here are some milestones for reference that can help you better understand your baby's psychological growth. Remember, not all babies will develop strictly according to these timetables. Every baby is unique and will develop at a slightly different rate. Seek professional help when necessary.

1 month: Sensitivity to human faces and voices, especially mother’s voice.
Advice for interacting with your baby: Involve more conversation and eye contact with your baby.

2 months: Social smiling occurs and begins responding to smiles and facial expressions.
Advice for interacting with your baby: Respond to your baby's smile and show your delight.

3 months: Becomes curious about their surroundings and begins to explore and observe.
Advice for interacting with your baby: Provide a safe environment for their exploration.

4 months: Begins to show liking for people and objects.
Advice for interacting with your baby: Understand your baby's preferences and provide favorite toys.

5 months: Expresses joy and excitement through screams and laughter.
Advice for interacting with your baby: Respond positively and enhance communication.

6 months: Recognizes familiar faces and sounds and displays fear of strangers.
Advice for interacting with your baby: Have a fixed caregiver and increase interaction time with your baby.