Free Tool
Baby Milestone Checker
See the developmental milestones your baby should be reaching at each age — motor, cognitive, language, and social skills.
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Understanding Baby Developmental Milestones
Developmental milestones are behaviors and skills that most children reach by a certain age. They fall into four categories: gross and fine motor skills, cognitive development, language and communication, and social-emotional growth.
When to Talk to Your Pediatrician
While every child develops at their own pace, significant delays in multiple areas may warrant evaluation. Red flags include: not babbling by 12 months, not walking by 18 months, not speaking 2-word phrases by 24 months, or losing previously acquired skills at any age.
How to Support Your Baby's Development
- Tummy time: Start from day one. Builds neck, shoulder, and core strength.
- Read daily: Even newborns benefit from hearing language patterns.
- Respond to cues: Babies learn cause-and-effect when you respond to their babbling and gestures.
- Age-appropriate play: Rattles, blocks, stacking toys, and puzzles stimulate cognitive growth.
- Limit screens: AAP recommends no screens before 18 months (except video calls).