Critiques findings and interpretations of an investigation of the role of schooling and urbanization on the acquisition of conservation of physical quantities in Senegalese children. Concludes that the investigation showed a smaller impact of schooling, even in the rural milieu, than a previous study of Senegalese children. (RJC)

Investigated the role of schooling and urbanization on the acquisition of conservation of physical quantities in 384 Senagalese children of 7, 9, 11, and 13 years. Results revealed functional divergences in the acquisition of physical quantities. (RJC)

The purpose of this study was twofold: (1) to investigate the appropriateness of Piagetian tasks for a comparative assessment of the cognitive development of rural and semi-urban Senegalese youth; and (2) to determine relationships among selected social and environmental factors affecting Senegalese youth. Fifty semi-urban and 50 rural area…