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feb 15, 1920 - Perfeccionamiento de la prueba de CI
Description:
Participó en el perfeccionamiento de la prueba de Inteligencia de C.I. (Cociente Intelectual) desarrollado por Stern
Added to timeline:
Biografía de Jean Piaget
By
Yenym Tinjaca
2 Oct 2017
0
0
774
Date:
feb 15, 1920
Now
~ 105 years ago
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