Nearly four years after a front-page story in "The New York Times" sparked a fierce debate by suggesting that charter school students nationally were lagging academically behind their peers in regular public schools, the national testing program that informed the controversy has generated far more data for researchers and advocates to scrutinize.…

This article reports that national tests in several core subjects could be eliminated or scaled back over the next five years without more federal funding. The officials who set policy for the National Assessment of Educational Progress (NAEP) say scheduled exams in economics, foreign language, geography, and world history could be canceled if…