CDC’s Developmental Milestones | CDC
www.cdc.gov › ncbddd › actearlyDec 29, 2022 · 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, act, and move. Click on the age of your child to see the milestones: 2 months; 4 months; 6 months; 9 months; 1 year; 15 months; 18 months; 2 years; 30 months; 3 ...
Child Development Basics | CDC
www.cdc.gov › ncbddd › childdevelopmentFeb 23, 2023 · 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 (for example, crawling and walking). Children develop at their own pace, so it’s impossible to tell exactly when a child will learn a given skill.