Background/Context: Blended learning--a learning model in which online learning is combined with faceto- face instruction to provide a more personalized learning experience for students--has shown enormous growth in recent years. Though many policymakers and educators are optimistic about the potential of blended learning to provide the type of…

The top priority for the U.S. Department of Education's new Race to the Top-District (RTT-D) competition is to create personalized-learning environments to bolster student achievement: "Absolute Priority 1: Personalized Learning Environments. To meet this priority, an applicant must coherently and comprehensively address how it will build on…