In Windsor Locks, Connecticut, “24 credits and a D-minus average” aren’t good enough to earn a high school diploma, Superintendent Susan Bell tells Hechinger’s Tara Garcia Mathewson. The small, formerly low-performing district has shifted to a “mastery” model, sometimes called “competency-based learning.” Coursework is broken down into skills. Students must learn the skills to move on to something new. If… Read more →