Green is a great school. Red is bad one. Lime, yellow and orange are in-between.
Michigan’s new color-coded school accountability system already could be up for an overhaul just two months after its debut. Some lawmakers say schools should get A-F grades just like students do, so parents and others can easily understand performance.
Letter grades – implemented in roughly 15 states – seem intuitive on their face since schools are used to evaluating students with letter grades of their own. The tricky part is determining how the rankings are calculated and making sure they are credible.