"Bricks of a world" is a project of exchange of 5-month whose main to perform activity will be in the village of Fuente de Cantos, South of Extremadura (Spain) between 14 and 22 september 2015. Groups involved in its execution are two groups of 26 young people each, aged between 14 and 16 years belonging to the Fundación Gaspar of the Buffalo and the missionaries of the precious blood of Germany, located in the town of Celles (Bad Driburg) in Germany. Su aim is the carry out different activities of leisure and cultural discovery giving priority to intercultural exchange and the promotion of rural associations among young people of the 2 countries. The goals are mainly related to the promotion of European citizenship, the social justice through the values of solidarity and cooperation for development, working the same contents related with the environment and sustainable development as well as leisure activities and free time that foster physical development.The activities will have a very marked field in interculturalism, leisure and free time and the cultural dimension around the values education.The method used is summarized in an educational approach through action "learning by doing" and the division into small working groups. The dynamics of group, workshops and games will be the way that take the work of the different contents that we deal with in the project.