The first thousand days
Care with sciencefrom birth to age three
A guide for parents who want informed decisions — no guilt, no fads, with the best available evidence.
Phases
By baby's age
01 / 7
0 to 1 month
Newborn
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02 / 7
1 to 3 months
Recognition and smiles
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03 / 7
3 to 6 months
Hands, voice, discovery
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04 / 7
6 to 9 months
Starting solids
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05 / 7
9 to 12 months
Movement and first words
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06 / 7
12 to 24 months
Walking and naming the world
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07 / 7
24 to 36 months
Language and autonomy
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