Baby Milestones Chart 0–12 Months (Free Printable)
The CDC checkpoints for 2, 4, 6, 9 and 12 months in one calm chart — what most babies do, and how to record every first.
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When first smiles, rolls, sits and steps usually arrive — and how to keep them forever. Milestones are what most babies (about 3 in 4) can do by each age — a calm guide, not a test. Checkpoint ages follow the CDC's developmental milestones.
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The CDC checkpoints for 2, 4, 6, 9 and 12 months in one calm chart — what most babies do, and how to record every first.
A milestone is something most babies — about 3 in 4 or more — can do by a particular age, such as smiling, rolling or sitting. Milestones describe what is typical, not what is required.
In the first year, the CDC's checklists use checkpoints at 2, 4, 6, 9 and 12 months, covering movement, language, social-emotional and learning skills.
Crawling is not on the CDC's checklist — many healthy babies skip crawling altogether and move straight to pulling up and cruising. It is a good reminder that babies develop in their own order.
Wide ranges are normal, and milestones are a guide, not a test — many babies do one skill early and another later. If you are ever worried, your pediatrician is the right person to ask; that is exactly what check-ups are for.
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