4-6 Months
Developmental Milestones
This resource is for educational purposes only and does not replace individualized medical, developmental, or therapy evaluation. If you have concerns about a child’s development, please consult your pediatrician or a licensed therapist.
Milestones:
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Rolls tummy to back and back to tummy
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Props on extended arms in prone; supports self with hands in sitting
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Brings feet to mouth while lying on back
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Transfers toys from one hand to another
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Plays with feet using both hands
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Accepts weight through legs when supported in standing
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Reaches with one or both hands; uses vision to orient before grasp
Milestones:
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Maintains lip seal on bottle or breast with minimal liquid loss
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Sucks and swallows in coordinated rhythm
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Brings hands to bottle or breast during feeding
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Shows interest in observing others eat
Milestones:
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Babbles with repetitive consonant sounds (“da, da, da”)
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Laughs
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Reacts to sudden noises
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Maintains eye contact with familiar person during play
Milestones:
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Raises arms to be picked up
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Is not upset by common everyday sounds
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Can be calmed when upset
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Smiles in response to social interaction
Pathways.org. (2021). Milestones & Abilities. Retrieved from https://pathways.org
Folio, M. R., & Fewell, R. R. (2000). Peabody Developmental Motor Scales (2nd ed.). Austin, TX: PRO-ED.
Parham, L. D., Ecker, C., Kuhaneck, H., Henry, D. A., & Glennon, T. J. (2007). Sensory Processing Measure (SPM). Los Angeles, CA: Western Psychological Services.
Centers for Disease Control and Prevention (CDC). (n.d.). Learn the Signs. Act Early—Developmental Milestones.
American Speech-Language-Hearing Association (ASHA). (n.d.). Developmental Norms for Speech and Language. Retrieved from https://www.asha.org