Preschool children who showed less ability to estimate the number of objects in a group were 2.4 times more likely to have a later mathematical learning disability than other young people, according to psychologists.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/C...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/C...