2-Month-Old’s Milestones Chart 2-Month-Old Baby’s Developmental Milestones A baby displays progress in three areas of development namely cognitive, physical, and social and emotional.

Developmental milestones are physical or behavioral signs of progress in infants and children. Unlike growth, these are functional skills or age-specific tasks children can do at a certain age range.

There are separate growth charts for weight, height, and head circumference. These simply represent the average weight, height, or head circumference of a bunch of normal children. You will see ...