The present study shows the results of a research experience developed during the years 2011 and 2012 in the grades of pre-kindergarten and kindergarten in two private schools of Barranquilla. Its principal objective was to develop expertise in the design and implementation of activities for stimulating phonological awareness skills. The project was carried out with nine preschool teachers. These teachers were applied a survey and they were also interviewed and their classes were observed. Class activities were designed by particpants and investigators. This project allowed participants to deepen the conceptual references that support the theoretical and practical work with children to structure a working model for pre-kindergarten teachers and kindergarten from the affective, cognitive, sensory, motor and language skills, and propose relevant activities for each skill and voiced segment of speech. This work allowed a final proposal which could specify the number of sessions, time per activity and number of repetitions has to face each child to achieve and maintain the ability for sound segment.