¿Influye la familiarización con las tics en el rendimiento en matemáticas y ciencias? el caso de España by Elena Vernazza, Ramón Álvarez Vaz, Diana del Callejo Canal, Margarita Canal Martínez, Alar Urruticoechea

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Which factors are associated to fourth grade children’s academic performance? by Elena Vernazza, Alar Urruticoechea, Diana Del Callejo Canal, Margarita Canal Martínez, Ramón Álvarez Vaz

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Comparative study of performance between grade repetition children and non- grade repetition children by Alar Urruticoechea, Elena Vernazza, Diana Del Callejo Canal, Margarita Canal Martínez, Ramón Álvarez Vaz

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