Systematic reviews of literature are studies that strategically search for published research on a specific topic in order to synthesize what is known about the topic. This systematic review describes 157 articles on synchronous online learning (SOL) from thirty-four different countries on instructional setting, content areas, participant…

Online environments increasingly are becoming a part of our schools. While online education holds tremendous promise--offering viable and attractive options for advancing student skills, increasing access, and potentially lowering the cost of educational services--there is little research on the efficacy of online instruction for students with…