Document Type : Research Article
Authors
1 Faculty member, Department of Psychology, Faculty of Educational Sciences and Psychology, Shahid Chamran University, Ahvaz, Ahvaz, Iran
2 Faculty member of the Department of Educational Sciences, Sistan and Baluchestan University, Iran
Abstract
The aim of this study was to investigate the relationship of age and sex with conservation of number, mass and volume. It was hypothesized that: (1) the older pupils are more able than younger ones regarding the conversation concepts; (2) that children develop conversation of number, mass and volume successively; and (3) there is no significant difference between boy and girl subjects regarding the three conversation concepts. The sample consisted of 180 first. Third and fifth grade a school pupils of the city of Ahvaz who were selected randomly and equally from 6.5 and 10.5 year old populations. Analysis of variance was used as the the statistical method to test the hypotheses. The results supported the first two hypotheses, but the third hypothesis was rejected. It was found that boy subjects preformed significantly better than girls with respect to conservation concepts.