Learn the Signs. Act Early.

From birth to 5 years, your child should reach milestones in playing, learning, speaking, acting, and moving. Use the milestones below to help families and caregivers track their child’s development and act early if you have a concern.

Developmental Milestones by Age

For additional resources to support child development visit: Learn the Signs. Act Early.

Last Updated

07/13/2026

Source

American Academy of Pediatrics