The purpose of this study was to examine the effectiveness of play expansions in increasing play diversity and complexity of preschool children with visual impairments. The study was conducted using a multiple baseline design. Participants of the study were three children with visual impairments whose ages were ranged between 5 and 6, and attended a public school for students with visual impairments located in Ankara. Two participants attended a classroom and the other student attended another classroom at the same preschool. All three students had severe visual imapirments without having other disabilities. The findings of the study showed that play expansions were effective in increasing play diversity and complexity of children with visual impairments. The results also showed that the participants continued to display an increased level of play diversity and complexity five months after the study was completed.