South Carolina is allowing teachers to give zeros again, but the problem with grading goes deeper

Because course grades get averaged, a student who receives just one zero can be dragged down more than a perfect score can lift them. Mariia Vdovychenko/iStock/Getty Images Plus The grades that students receive in high school and college can decide their futures. High school grades shape students’ overall GPA, class rank and the transcripts that colleges read. They can determine who makes the college sports team and who earns the scholarship. Yet some parents may not realize that in a rising…