Real family data
What babies have actually done by month 12
For each milestone, the share of babies whose families had recorded it by the end of month 12. Real entries, not textbook ranges.
- First laugh99.9%
- Rolling over99.9%
- First smile99.8%
- First solid food99.8%
- Sitting up99.6%
- Crawling99.6%
- First tooth98.9%
- Sleeping through the night97.9%
- Standing up97.1%
- Saying dada97%
- Saying mama94.7%
- First steps72.8%
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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