Your baby,
month by month
Month-by-month guidance for babies aged 3–12 months — milestones, feeding, sleep rhythms, and what to expect. Calm, practical, and free of pressure.
3–12
months covered
4
key stages
100%
calmly written
Milestones
Rolling, sitting, crawling, and first words — what to look for and when.
Feeding
Starting solids, finger foods, allergens, and building healthy mealtimes.
Sleep
Nap transitions, bedtime routines, and realistic expectations by age.
The First Year
Watch them grow, month by month
From first smiles to first steps, every month brings something new. Here's what each stage looks like — and where to start.
What to explore
Guidance for a growing baby
Helpful tools
Baby Milestone Checklist
Coming soon
Baby Registry Builder
Coming soon
Keeping track of milestones?
Use the milestone checklist to see what's typical for your baby's age — then jump into the month that matches where you are right now.