This investigation highlights the importance of the Education for All programme of the UNESCO in the education development of São Tomé and Príncipe during the years 2000-2015. For this matter, it has been selected a number of reports of the UNESCO, the World Bank, the Ministry of Education, Culture and Sciences of São Tomé and Príncipe, as well as some investigation articles of the education of São Tomé and Príncipe written by different researchers, as the base for this research project. In the course of this investigation, some education indicators are going to be given as a comparison tool to measure the assessments of the development of the education in São Tomé and Príncipe during the years selected.