A freely accessible online library that allows teachers and others to search and discover open educational resources and other freely available instructional materials.
The Common Core of Data (CCD) is the Department of Education's primary database on public elementary and secondary education in the United States. CCD is a comprehensive, annual, national database of all public elementary and secondary schools and school districts.
Data on demographics, economic well-being, public assistance, health, and educational achievement of children, by state, county, and congressional district.