BRAHAM, Minn. — It was fourth-period Basic Algebra 8 class on a gray October morning at Braham Area High School. Teacher Rick Riccio had assigned an exercise on converting large integers to scientific ...

Diego Fonseca looked at the computer and took a breath. It was his final attempt at the math placement test for his first year of college. His first three tries put him in pre-calculus, a blow for a ...