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← Back to all writingBefore Seven · Article 2 · 35-part series planned · The big picture

What Darwin and Piaget learned from their children

14 min readLast updated September 2026Beginner levelOfficial-source checked

How careful observation helps parents notice progress and know when to ask for support.

Two fathers sit on a rug playing with a baby lying between them, one offering a soft toy rabbit.
Figure 1. Adults share a quiet moment with a baby. Everyday interaction offers opportunities to notice interests and responses. Image for illustration.

How careful observation helps parents notice progress and know when to ask for support.

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