These proceedings contain the papers of the International Conference on Mobile Learning 2013, which was organised by the International Association for Development of the Information Society, in Lisbon, Portugal, March 14-16, 2013. The Mobile Learning 2013 International Conference seeks to provide a forum for the presentation and discussion of mobile learning research which illustrate developments in the field. Papers in these proceedings include: (1) Common Mobile Learning Characteristics--An Analysis of Mobile Learning Models and Frameworks (Umera Imtinan, Vanessa Chang and Tomayess Issa); (2) Walking towards Instrumental Appropriation of Mobile Devices. A Comparison of Studies (Maria José Hernandez Serrano and Lingling Yang); (3) Twitter Micro-Blogging Based Mobile Learning Approach to Enhance the Agriculture Education Process (Uvasara Dissanayeke, K. P. Hewagamage, Robert Ramberg, and G. N. Wikramanayake); (4) Designing Mixed Reality Mobile Games for Crisis Management Training (Ines Di Loreto, Simone Mora, and Monica Divitini); (5) From Learning Object to Learning Cell: A Resource Organization Model for Ubiquitous Learning (Shengquan Yu, Xianmin Yang and Gang Cheng); (6) Lingobee--Crowd-Sourced Mobile Language Learning in the Cloud (Sobah Abbas Petersen, Emma Procter-Legg and Annamaria Cacchione); (7) Media Creation and Sharing in Informal, Situated, Authentic Mobile Learning for Local Cultural Diversity Investigation (Jacek Walinski); (8) Text Messaging for Out-of-Class Communication: Impact on Affective Learning (Paul Hayes, Stephan Weibelzahl and Tim Hall); (9) Prisma-Mar: An Architecture Model for Data Visualization in Augmented Reality Mobile Devices (Mauro Alexandre Folha Gomes Costa, Bianchi Serique Meiguins, Nikolas S. Carneiro and Aruanda Simões Gonçalves Meiguins); (10) What Do Context Aware Electronic Alerts from Virtual Learning Environments Tell Us About User Time & Location? (Laura Crane and Phillip Benachour); (11) Tablet Computers on Trial: A Transformative Force in Education? (Skúlína Hlíf Kjartansdóttir and Sólveig Jakobsdóttir); (12) Development and Use of an EFL Reading Practice Application for an Android Tablet Computer (Yasushige Ishikawa, Craig Smith, Mutsumi Kondo, Ichiro Akano, Kate Maher and Norihisa Wada); (13) Mobile Learning Application Interfaces: First Steps to a Cognitive Load Aware System (Robin Deegan); (14) "Mobile Phones and Other Disturbing Objects..." (Torbjörn Ott); (15) Role of Passive Capturing in a Ubiquitous Learning Environment (Hiroaki Ogata, Bin Hou, Mengmeng Li, Noriko Uosaki and Kousuke Mouri); (16) Android Based Mobile Environment for Moodle Users (Gisela T. de Clunie, Clifton Clunie, Aris Castillo and Norman Rangel); (17) A Mobile Platform for Administering Questionnaires and Synchronizing their Answers (Maria Germana Ginardi and Giordano Lanzola); (18) Future Educators' Explaining Voices (Janaina Minelli de Oliveira, Pablo Buenestado Caballero and Mar Camacho); (19) A Framework for the Creation of Mobile Educational Games for Dyslexic Children (Juan Haladjian, Daniel Richter, Paul Muntean, Damir Ismailovic and Bernd Brügge); (20) Mobile Learning 4All (Secundino Correia, Paula Medeiros, Mafalda Mendes and Margarida Silva); (21) Location-Aware Mobile Learning of Spatial Algorithms (Ville Karavirta); (22) Learning with Smartphones: Students' Lived Experience of Using Smartphones (Nee Nee Chan, Alan Walker-Gleaves and Richard Remedios); (23) Investigation of Using Analytics in Promoting Mobile Learning Support (Videhi Visali and Niraj Swami); (24) Tablet Use within Medicine (Rebecca J. Hogue); (25) Benefits and Financial Impacts of Adopting Technology in Learning (Katri Grenman, Minna Isomursu, Maija Federley and Anu Seisto); (26) m-Learning for Qur'an Memorization and Teaching its Sciences (Ahmed Sameh); (27) Learning Potentials of the Ubiquitous Internet: Using Mobile Devices to Support the Individual, Social and Physical Context of the Learner (Christian Dalsgaard, Nicholai Friis Pedersen and Janus Holst Aaen); (28) Smartphones in Clinical Nursing Practice: A Multi-Phased Approach to Implementation and Deployment (Brad Johnson, C. J. Davison and Lisa Moralejo); (29) Transmedia Storybuilding in Sloyd (Annika Wiklund-Engblom, Kasper Hiltunen, Juha Hartvik and Mia Porko-Hudd); (30) Mobile Learning in Secondary Education: Perceptions and Acceptance of Tablets of Teachers and Pupils (Hannelore Montrieux, Cédric Courtois, Frederik De Grove, Annelies Raes, Tammy Schellens and Lieven De Marez); (31) Ondigita: A Platform for the Management and Delivery of Digital Documents (Riccardo Mazza, Andrea Baldassari and Roberto Guidi); (32) From Radio, to Satellite, to mLearning: Interactive Distance Education in Australia (Stephen Crump); (33) Flipped Approach to Mobile Assisted Language Learning (Junko Yamamoto); (34) Mobile Pedagogy (Lee Schlenker); (35) Context and Concepts in Mobile Learning (Jimmy Jaldemark); (36) m-Learning Systems Design--Technology and Pedagogy Aspects (Elissaveta Gourova, Asya Asenova and Pavlin Dulev); (37) The Potential for Mobile Learning in English as a Foreign Language and Nursing Education (C. J. Davison); (38) Promoting STEM Education through Mobile Teaching and Learning (Murali Krishnamurthi and Stephanie Richter); (39) A Learning Community Explores the Potential of Mobile Apps in Higher Education (Joan Van Duzer and Kathy D. Munoz); (40) Mobile Learning Application Based on RSS Feed Technology (Mahmoud Mohanna and Laurence Capus); (41) Mobile Learning Using Mobile Phones (Paula Vicente); (42) Suitability of m-Learning to Enhance Learning English Language (J. F. Fazeena, Y. Ekanayaka and K. P. Hewagamage); (43) Integrated Authoring Tool for Mobile Augmented Reality-Based E-Learning Applications (Marcos Fermín Lobo, Víctor Manuel Álvarez García and María del Puerto Paule Ruiz); and (44) Enhancing Mobile Working Memory Training by Using Affective Feedback (Kristina Schaaff). [Individual papers contain references. An author index is included. Luís Rodrigues is an associate editor of these proceedings.]