TY - GEN AU - Garibağaoğlu, Hülya. AU - Aksu,Meral ED - MiddlesEast Technical University ED - Middle East Technical University TI - The Relationship Between Cognitive Development Level and Sex, Age, Science Achievement and Mathematics Achievement AV - BF4325.C64 PY - 1985/// CY - Ankara PB - Middle East University KW - Cognitive Abilities Test KW - Science N1 - not published master thesis; İnclude bibliographic references p.78 N2 - of the mental processes involved in its acquisition and utilisation. The cognitive developmental level, may be related to age as Piaget's cognitive development theory claims; or to the other factors, such as sex, achievement, environmental factors, or culture; The congnitive development has been defined as the study of the knowledge ER -