Developmental Milestones
Skills such as taking a first step, smiling for the first time, and waving "bye bye" are called developmental milestones. Children reach milestones in how they play, learn, speak, behave, and move (crawling, walking, etc.).
Click on the age of your child to see the milestones:
“Learn the signs. Act early.” materials are not a substitute for standardized, validated developmental screening tools.
Video on Milestones
Learn how to look for developmental milestones and what to do if you’re worried about your child’s development or think there’s a problem.
Contact Us:
- Centers for Disease Control and Prevention
National Center on Birth Defects and Developmental Disabilities
Division of Birth Defects and Developmental Disabilities
1600 Clifton Road
MS E-87
Atlanta, GA 30333 - 800-CDC-INFO
(800-232-4636)
TTY: (888) 232-6348
New Hours of Operation
8am-8pm ET/Monday-Friday
Closed Holidays - cdcinfo@cdc.gov
