The International Symposium on Computers in Education (SIIE) is an international forum for the presentation and debate of the latest research advances on the use of Information and Communication Technologies (ICTs) in Education. The Symposium aims at becoming a major point of contact between researchers, developers, institutional representatives and educators willing to share their points of view, knowledge and experiences. This is the 20th edition of SIIE and it has as main topic the advances in learning technologies and practical applications.