CONCENTRATION TESTS - An Application of Gaze Tracker to Concentration Exercises Topics: Accessibility to Disabled Users; Assessment Software Tools; e-Learning Hardware and Software; e-Learning Platforms, Portals; e-Learning Success Cases; Management Styles for Distance and E-Learning; Pedagogy Enhancement with E-Learning; Theoretical Bases of E-Learning Environments; Virtual Learning Environments In Proceedings of the First International Conference on Computer Supported Education - Volume 2: CSEDU, 119-122, 2009 , Lisboa, Portugal