/Editorial/ Miguel Laufer MANICHEAISM IN SCIENCE 238 /Articles/ Natalia Fuentes, Katerin Jiménez, Ricard Otero Añez and Wilfrido Uzuriaga SUSTAINABLE USE OF POLYMERIC WASTE AS AGGREGATES OF CONCRETE: A REVIEW (in Spanish) 240 /Reports/ Maritza Palma Luengo, Jimena Alarcón Castro and Lucía Navarrete Troncoso LEARNING BASED ON DESIGN IN UNIVERSITY TRAINING (in Spanish) 248 Susan Sanhueza […]