Reported are the results of an experiment in which twelve different conservation of length tasks, indicative of passage from Piaget's pre-operational to concrete operations stages of cognitive development, were administered to a sample of individuals from Imbonggu-speaking people, a remote and traditional society in Papua New Guinea. Individuals…

Cognitive and non-cognitive influences on the mathematical learning of children attending four community schools in different provinces of Papua New Guinea and an international primary school in Lae were investigated. Altogether, 446 pupils, most in grades 2, 4, or 6, were given pencil-and-paper group tests; 253 pupils were also given individual…

This final report summarizes two years of research carried out by the Indigenous Mathematics Project at five community schools in Papua New Guinea. The first section gives a brief overview of the study, including a summary of the important results, overall conclusions, and recommendations. It is written using non-technical terms whenever possible,…