Online course on new training resources' development and mobile learning teaching methodologies, addressed to teachers from VET centers and from other educational fields. The course is divided into 6 modules: 1 - Introduction and presentation of the course for trainers; 2 - M-Learning: definitions, models and pedagogical benefits; 3 - How and in which cases use solutions, tools and applications for mobile devices; 4 - M-learning in practice (how to develop own contents and how and for what to use different mobile devices); 5 - How to take the most of the use of social networks; 6 - Planning m-learning.