The purpose of this study was to analyze the impact of learning on open-field activity among pre-school children varying from 3 to 5 years old. Altogether 25 children, 13 girls and 12 boys, entered the test from three different preschools in Dalarna. Six of these children represented the control group. The children were asked to learn 2 tasks, 1 visual memory task and 1 spatial constructing-kit task. Before, between and after the tasks, the children were allowed to move freely in the open field.