Millions of public school students are learning online, mostly at home. Any standardized tests they take in this unusual school year may not yield reliable data about their academic progress.
Washington has made all states use these tests to evaluate students, teachers, principals, schools and entire school systems for nearly two decades.
Trump has ordered a task force to look into the federal government's role in schools. Where does this executive order fit in the country's long history of federal versus state educational policies?