A Tutorial-Based System for Children with Intellectual Disability. - Jihad M. Alja'am; Ali Jaoua; Hosam F. El-Sofany; Haya Alsuwaidi; Noor Alkuwari; Hamda Aldosari; Samir ElSeoud; Arthur Edwards Block; Miguel Ángel García-Ruíz; Brenda Lazarus (ICTA, 2009)