The importance of schoolchildren's health for their learning is recently focused on by Swedish authorities. This paper is focusing on attempts within the Arctic Children project to identify factors that can be supportive or hindering for developing children's health and learning environment. The aim of this paper is to identify and gain increased knowledge and understanding of factors influencing school children's health. One school district in northern Sweden had voluntarily decided to participate in the Arctic Children project. From this district the study sample was selected in grade 6, 7 and 8. The number of schoolchildren who responded to the survey was 400, 189 girls and 211 boys and corresponding to 90% of all pupils enrolled in the sampled classes. The children answered one standardized WHO questionnaire. Results from the data analysis will be presented and are focusing on tree areas; Social dimensions of the children's living, Health and ill-health pattern among children and Experiences of school work.