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    Thirty years on - a large anti-Flynn effect? (II): 13- and 14-year-olds. Piagetian tests of formal operations norms 1976-2006-7

    Shayer, Michael | Online Contents | 2009
    Keywords: Pädagogische Psychologie

    Intelligence for education: As described by Piaget and measured by psychometrics

    Shayer, Michael | Online Contents | 2008
    Keywords: Pädagogische Psychologie

    Thirty years on - a large anti-Flynn effect? The Piagetian test Volume & Heaviness norms 1975-2003

    Shayer, Michael | Online Contents | 2007
    Keywords: Pädagogische Psychologie