Asserts that in developing Erdkinder, Montessori programs for adolescents, practitioners should use Montessori's principles of scientific pedagogy to establish methods for evaluating existing adolescent experiments. Suggests ways to apply criterion of normalization, and that "healing of deviations" comes from observing aspects like inner harmony and happiness, engaged work, ability to take care of oneself, love of work, and cooperation. (KDFB)