Development of scientific concepts among children: Based on piagetian tasks
Arya, S C
Development of scientific concepts among children: Based on piagetian tasks - Agra: National Psychological Corporation, 1993 - 159p. - Bhargava research monograph series no. 35 .
81-85316-38-4
Scientific concepts
Conservation of mass
159.922.72:165.191 / N3
Development of scientific concepts among children: Based on piagetian tasks - Agra: National Psychological Corporation, 1993 - 159p. - Bhargava research monograph series no. 35 .
81-85316-38-4
Scientific concepts
Conservation of mass
159.922.72:165.191 / N3