Януш Корчак is the greatest teacher-innovator, remarkable writer, and, that it is extremely important, his books do not have the degree of actuality, tied to time, to the concrete epoch. Book Корчака teachers and parents, children and teenagers will read at all times, because books these is синтетика of tragedy and light, soul and mind, and in totality are services. Services to the children, services to child's happiness.There are not prepared pedagogical in texts of Я. Корчака verdicts, he believes that a reader will accept a correct and faithful decision on difficult business of education of growing up personality. Separate works of teacher are published in Russia first.