This report from the State Educational Technology Directors Association (SETDA) highlights the sea change underway in the multi-billion-dollar U.S. K-12 instructional-materials market enabled by recent technology and intellectual-property-rights innovations. With a focus on the ultimate impact on student learning, the report provides examples of lessons learned from recent digital and open (OER) content initiatives by leading states and school districts and offers comprehensive recommendations for government, industry, and educators to ensure that the inevitable shift to digital instructional materials improves student achievement and engagement and efficiently uses scarce resources.