The Picture Exchange Communication System (PECS) has been widely used to teach functional requesting and commenting skills to children with autism spectrum disorder. Some researchers also modified the PECS to explore its effect on children with other disabilities. The main purpose of this study was to add tangible symbols to PECS (PECS-TS) in…

Visual representations, such as graphics and shapes, are modes of presenting information that can pose a challenge for individuals with visual impairments. To address this issue, mobile technologies that provide tactile and auditory stimuli have been developed to ensure equal learning opportunities for individuals with visual impairments. The…

Introduction: Visual model comprehension and application are important for success in science, technology, engineering, and mathematics (STEM) courses. As educational materials shift to primarily digital content with dynamic interactive visuals, students with visual impairments are at risk for being disadvantaged, since few interactives are born…

Although very rare, the existing research on the biological education of blind people indicates that teaching content is not fully in line with the sensory perception of that content by the blind. The aim of this study is to analyse the morphological details which the blind can register in multisensory plant research and to harmonise the…