Sammons, Pamela;  Sylva, Kathy;  Melhuish, Edward;  Siraj-Blatchford, Iram;  Taggart, Brenda;  Hunt, Stephen;  Jelicic, Helena;         (2008)    Effective Pre-school and Primary Education 3-11 Project (EPPE 3-11): Influences on children's cognitive and social development in Year 6 Research brief.                    Department for Children, Schools and Families: Nottingham.       Green open access