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SND: regularidades
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Representaciones: escritura
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Representaciones de naturales
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Propuesta: primer nivel
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Detectives de números
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Conteo en inicial: Juegos
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Numeración natural: orden
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Actividades: conteo
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Numeración natural: conteo
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Conteo y composición
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Sistemas numéricos y didáctica
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Materiales didácticos y SND
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¿Se enseña a leer y a escribir
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Numeración y cálculo mental
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Descomposición del 10
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Propuesta: Juego de números
