In one of his experiments, Piaget asked children, “What makes the wind?”
Here is a dialogue between him and a 5-year-old girl named Julia. What do you think of Julia’s answers?
Piaget: What makes the wind?
Julia: The trees.
Piaget: How do you know?
Julia: I saw them waving their arms.
Piaget: How does that make the wind?
Julia (waving her hand in front of his face): Like this. Only they are bigger. And there are lots of trees.
Piaget: What makes the wind on the ocean?
Julia: It blows there from the land. No. It’s the waves…
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