Home Your guide to baby milestones From baby’s first smile to first steps, we’re here to help you track and celebrate those milestones, both mini and major. Read up on expert-based advice for boosting your child’s development through play, plus essays about savoring every moment of your little one’s magical first year. Baby Milestones 1-month-old baby milestones Baby Milestones 2-month-old baby milestones Baby Milestones 3-month-old baby milestones Baby Milestones 4-month-old baby milestones Baby Milestones 5-month-old baby milestones Baby Milestones 6-month-old baby milestones Baby Milestones 7-month-old baby milestones Baby Milestones 8-month-old baby milestones Baby Milestones 9-month-old baby milestones Baby Milestones 10-month-old baby milestones Baby Milestones 11-month-old baby milestones Baby Milestones 12-month-old baby milestones Explore More Baby Learn & Play Singing to your baby is great for their brain development, says new study Toddler Milestones Why isn’t my baby talking yet? 7 ways to encourage speech from a speech language pathologist Baby Shopping Guide 22 babyproofing products to protect your little one in every room of the house Life It’s science: A major factor in child development? The mother’s mindset. Baby Health The first year: Your baby’s health from A to Z Baby Health The first 12 months: Your baby’s growth and weight Children's Health 5 ways to help your baby reach developmental milestones, according to a physical therapist Baby Milestones 18-month-old health & growth guide Load More