Speech · Around 3–4 months
Cooing and answering you
By about 4 months, your baby may make cooing sounds and answer when you talk.
26 August 2026 · 2 min read · A Baby Bee Blossom family note
From our home
Sounds such as oooo and aahh are early conversation. Your baby is learning that sounds can go back and forth.
What you may hear
- Cooing sounds such as oooo or aahh.
- A sound back after you speak.
How to help
- Copy your baby's sound, then wait for another one.
- Talk, read and sing during ordinary moments.
Sources behind this note
- CDC: milestones by 4 months (opens in a new tab)
- ASHA: communication milestones from birth to 1 year (opens in a new tab)
Wonder Weeks is referenced where it shaped our family's way of noticing change. Baby Bee Blossom is not affiliated with or endorsed by The Wonder Weeks.