Many applications can be found on the Internet that are designed to help children learn English as a second language. However, it can be said that only a limited number of applications have been designed and developed by considering the important user interface design principles; these principles play an important role in mobile application design…

Basic social interaction and executing certain tasks can be difficult for children with autism spectrum disorder (ASD). The symptoms of such behaviour include inappropriate gestures, body language and facial expressions, lack of interest in certain tasks, cognitive disability in coordination of limbs, and a difficulty in comprehending tasks'…