The paper treats the currently essential problems of mobile digital education provision with high-quality aids and the challenges of online training of IT-specialists. Based on the recent studies review and educational practice analysis, it is revealed the urgency of our research connected with the problems of dropping students’ motivation to learn and necessity to find out efficient ways to involve them into active and practically significant kinds of learning activities. Minding the great potential of mobile didactic aids and benefits of their using in the educational practice, it was undertaken the attempt to implement project-based learning (PBL) strategy and engage the students of IT majors with development of practically meaningful projects within the “Mobile technologies” course online doing. According with goals the work, is to highlight the branches of project themes, characterized the stages and the results of students’ work upon them. It is also provided preliminary analysis of the impact of such an activity on the students’ learning motivation. It is also covered the preparation stage of the survey on the estimation of the students’ motivation as an impact of PBL implementation. The survey consists of 20 items comprising 4 subsections corresponding to the amount of the revealed motivation dimensions (attention, appealing to learner’s past experience, positive attitude, and satisfaction). To obtain preliminary results and test the designed survey reliability, it was conducted in some groups of potential IT-specialists who completed the online course “Mobile technologies”. The acceptable reliability of the scales was proved.