Winners and losers in the charter school lottery
Blog by Kevin Drum/Mother Jones
Adam Ozimek points today to a study of KIPP charter schools that finds good outcomes for KIPP students and concludes that none of it is attributable to "skimming." That is, it's not the case that KIPP schools are getting good scores because poor students are prodded to leave at higher rates than good students. This is obviously good news, though, as usual, there are reasons to be cautious. For one thing, the sample size of this study is extremely small: one school. For another, although the math results seem to be very good and very robust, the reading scores are much less certain. (more...)