Nur Atikah Mohd Roslan and Nurulhuda Zainuddin (2023) “MY CRYSTAL MATH: ENHANCING NUMERACY AND BASIC OPERATIONS SKILLS IN AUTISTIC CHILDREN THROUGH MOBILE APPLICATIONS IN MATHEMATICS EDUCATION”, Journal of Islamic, Social, Economics and Development, 8(55). doi: 10.55573/jised.v8i55.1709.