Little research is available specifically about grading practices in mathematics classrooms. However, there is research about grading practices in high schools, across content areas. Since their first use students, parents and others have assumed that grades are reliable measures of student achievement. "In short, most Americans have a basic trust…

American educators are achieving much success in their efforts to enable a wider and more diverse group of U.S. students than ever before to succeed in college-level studies in high school. Yet individuals must also gaze clear-eyed at the inequities that remain and the challenges that accompany success in expanding access to the Advanced Placement…