Palo Alto High School students, (at center table) Nishant Patwardhan, center, Zakir Ahmand, right, Daniel Jin, left, and Leyton Ho, far left, study at the school’s library on Feb. 6, 2019. Photo by ...

When the College Board launched its Advanced Placement Precalculus course in 2022, it aimed to expand students’ access to advanced math courses and open more doors for students to earn college credit ...