 Thirteen of the city's 20 public schools made the 2006 list of failing schools, based on Connecticut Mastery Test results, according to the state Department of Education's "No Child Left Behind Act" report (NCLB), five more than in 2005.The NCLB Act sets rising targets for schools, so even though some may have improved since the previous testing, they can be cited if improvement isn't made fast enough, Superintendent of Schools Joshua Starr told "The Advocate" of Stamford (August 24, 2006), which published a list of the local schools provided by Associated Press