Aljaam, J. M., Jaoua, A., AlHazbi, S., Hasnah, A., Karime, A., & A. Elsaddik, A. (2011). An Assistive Computerized System with Tangible User Interfaces for Children with Moderate Intellectual and Learning Disabilities. International Journal of Emerging Technologies in Learning (iJET), 6(S2), pp. 11–19. https://doi.org/10.3991/ijet.v6iS2.1640