There’s yet more evidence that students have lost significant ground following the wobbly shift to pandemic-era remote classes that stretched for months: New data show the nation’s 13-year-olds are ...

High school math, and algebra, in particular, is in crisis. Although some students thrive on the pathway to calculus, most do not. Algebra I is the single most failed course in American high schools.

For all of the recent strides we’ve made in the math world—like a supercomputer finally solving the Sum of Three Cubes problem that puzzled mathematicians for 65 years—we’re forever crunching ...