Development (1) Discovery and exploration (1) Piping (1) Notions (Philosophy) (1) Trails (1) Socialization (1) Risk-taking (Psychology) (1) Risk (1) Demonstrations (1) Criticism (1) Concepts (1) Comprehension (1) Building (1) Authors (1) Adolescence (1) Training of (1) Tuberías--Diseño y construcción (1) Asunción de riesgos (Psicología) (1) Socialización (1) Escritores (1) Descubrimientos geográficos (1) Conceptos (1) Caminos (1) Construction (1) Voie urbaine (1) Rapport (1) Jeune (1) Critique (1) Transgression (1) Sentiers (1)