Real family data
What babies have actually done by month 9
For each milestone, the share of babies whose families had recorded it by the end of month 9. Real entries, not textbook ranges.
- Rolling over99.7%
- First smile99.5%
- First laugh99.4%
- First solid food98.8%
- Sitting up97.4%
- Sleeping through the night91.3%
- First tooth84.9%
- Crawling82.8%
- Saying dada70.1%
- Saying mama62.9%
- Standing up56.1%
- First steps9%
The Baby Notebook app
The dates blur together faster than you think
Every age on this page came from a parent who wrote it down while it was fresh. Baby Notebook makes it easy to capture each milestone as it happens, from bump to first birthday. Free to download.
“I have loved going back on my camera roll and looking at all those amazing milestones... and putting them in my baby book.”
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