The role of activity in a childs life. In Russian (ask us if in doubt)/OShi M. V. Rol aktivnosti v zhizni rebenka. Translation from English. Series: The Soul Life of Children. Library of Educational Psychology, edited by N. D. Vinogradov and A. A. Grombach Moscow Moscow Moscow Book Publishing House, type. A.I. Mamontov, 1910. VIII, 292s. SKUalb6e13f86f612d2251.