Physical Characteristics

 Gains approximately ¼ to ½ pound/week

Body temperature ranges from 96.4*F to 99.6*F

Arms and legs are of equal length, size, and shape

Legs may appeared slightly bowed

Cries with tears


Motor Development

 Grasps with entire hand, but strength is insufficient to hold items

Holds hands in open or semi-open position

Raises head and upper body on arms when placed on stomach

 Reaches for objects

Begins rolling from front to back


Cognitive Development

 Follows moving objects vertically and horizontally

 Imitates gestures that are modeled, such as bye-bye

Looks in the direction of sounds


Speech and Language Development

Babbles and coos when spoken to or smiled at

 Laughs out loud


Personal-Social Development

Recognizes and reaches out to familiar faces and objects

Stops crying when parent or caregiver comes near


Check with your child's pediatrician if by Four Months your child does NOT:

Continue to show steady increases in height, weight, and head circumference

 Smile in response to smiles of others

Follow a moving object with eyes focusing together

Bring hands together over midchest

Turn head to localize sounds

Begin to raise head and upper body when placed on stomach

Reach for objects or familiar persons

Did you answer yes to one or more of the developmental alerts?

  1. First and foremost, please contact your child's pediatrician. Your health care provider is your best resource if you have any questions or concerns.
  2. Secondly, would you like to speak with someone at Special Kids to learn more about how our services may benefit your child? Contact our Family Resources team to learn more.

*Developmental milestone survey adapted from Lynn Marotz and K. Eileen Allen's book Developmental Profiles: Pre-birth through Adolescence.