OXNARD, Calif. — On a Wednesday morning in December, Dale Perizzolo’s math class at Adolfo Camarillo High School was anything but quiet. Students chatted about the data analysis they performed on ...

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.

When students take Algebra 1 matters. If high schoolers don’t pass the course by 9th grade, they’re unlikely to reach college-preparatory math in high school. There are too many courses to get through ...

One California family had a tough choice to make. Julie Lynem’s son had taken algebra in eighth grade, but hadn’t comprehended some of the core concepts. That left the family to decide whether to make ...