„There are strong empirical relations between children’s school-entry math achievement and their math achievement many years later.“
Dr. Drew H. Bailey, „What’s the Point of Teaching Math in Preschool?“, www.brookings.edu am 13. November 2014
„There are strong empirical relations between children’s school-entry math achievement and their math achievement many years later.“
Dr. Drew H. Bailey, „What’s the Point of Teaching Math in Preschool?“, www.brookings.edu am 13. November 2014