To know how schools are performing, students in the same grade and subject need to take the same test, writes Show-Me Institute's Cory Koedel.

State assessments provide crucial information that enables states to monitor and support schools, evaluate what’s working and what isn’t, and report publicly on how well they’re educating their ...

After more than a month delay, assessment data for Kentucky students was publicly released Nov. 19, showing small proficiency gains and a slight increase in the state's graduation rate, alongside a ...