Assistive technology (AT) has been shown to be a promising method for supporting individuals with intellectual disability (ID) attain a higher degree of independence both at home and in the work place. The purpose of this alternating-treatment single-case research design study was to compare the effectiveness of three methods (i.e., Notes App,…

Number comparison is a fundamental skill required for academic and functional mathematics (e.g., time, money, purchasing) for students with disabilities. The most commonly used method to teach number comparison is number lines. Although historically paper number lines are used, app-based number lines may offer greater flexibility. This study…