0–12 months

This guide outlines common developmental milestones throughout the first year. Babies progress at different speeds, but these benchmarks offer a general overview of what many babies do at each stage. Month-by-Month Overview 0–1 Month 2 Months 3 Months 4 Months 5 Months 6 Months 7 Months 8 Months 9 Months 10 Months 11 Months 12…