What did we do? Through expressive languages such as music, art, recreation and speech, we stimulated the development of children of ages 0-6 who had been in a situation of vulnerability. Where did we build peace? In 44 municipalities of the department of Antioquia. How many participants were there? 42,462 children. Who were our allies? Bernard Van Leer Foundation and Corporación Canto Alegre. How long did it take to be accomplished? 5 months.