Claim: "Test scores had gone up steadily for 40 years until No Child Left Behind and Race to the Top."
Fact-check: Education critic Diane Ravitch says test scores went up for 40 years until federal No Child Left Behind, Race to the Top initiatives 
Verdict: barely-true
Organisation: PolitiFact
Author: John Hill
Date published: 2013-10-27T00:00:00