Aljaam, J. M.; Jaoua, A.; AlHazbi, S.; Hasnah, A.; Karime, A.; A. Elsaddik, A. An Assistive Computerized System With Tangible User Interfaces for Children With Moderate Intellectual and Learning Disabilities. Int. J. Emerg. Technol. Learn. 2011, 6, pp. 11-19.