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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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8 dic 1949 año - Binet y Simon publican la primera Escala de Desarrollo Intelectual
Añadido al timeline:
Actividad t.1 Maria Olalla Serra
By
Maria Olalla
22 nov 2018
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494
fecha:
8 dic 1949 año
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~ 75 years ago
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