First, charter schools appear to have modest positive effects, or at the very least, no significant negative effects on student performance at district schools nearby. (educationnext.org)
A slight majority of schools were estimated to have positive effects, but a few schools were estimated to have large negative effects on student achievement. (rand.org)
Teacher feedback on student work can be a powerful tool to dramatically improve student learning BUT the quality must be good or it can actually have negative effects on student growth. (edtosavetheworld.com)