This research addresses the need for a mobile application to teach Arabic sign language to deaf children in the Arab world. Therefore, the team develops an educational android application to teach deaf children the Arabic sign language using gamification. Also, the research aims to investigate the impact of using a mobile application for Arabic sign language on children’s learning performance. To achieve its goals, the research entails two main stages. The first stage focuses on building the mobile application based on the literature review and searching the Google and Apple stores for similar applications. In the second stage, an experiment is conducted on 10 deaf children—the experimental group adopted the mobile application for the learn...