CDC’s milestones and parent tips have been updated and new checklist ages have been added (15 and 30 months). Due to COVID-19, updated photos and videos have been delayed but will be added in the future. For more information about the recent updates to CDC's developmental milestones, please view the Pediatrics journal articleexternal icon describing the updates.
Please click here to view CDC's Developmental Milestones. They are available in English and Spanish.
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