Bok
09-25-2013, 12:34 PM
Math-related visualization skill emerges rapidly in preschool years
More... (http://www.sciencenews.org/view/generic/id/353506/title/Mental_rotation_gears_up_by_age_5__for_both_boys_and_girls)
More... (http://www.sciencenews.org/view/generic/id/353506/title/Mental_rotation_gears_up_by_age_5__for_both_boys_and_girls)