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British Journal of…1
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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
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Shayer, Michael; Ginsburg, Denise – British Journal of Educational Psychology, 2009
Background: Shayer, Ginsburg, and Coe (2007) showed that children leaving primary school in Y6 entered secondary school with much lower levels of understanding of the physical conservations than in 1976. It seemed desirable to investigate cognitive development in the first three years of secondary education. Aims: By using two Piagetian tests of…
Descriptors: Early Adolescents, Secondary School Students, Cognitive Development, Formal Operations