Marisa Shuman’s computer science class at the Young Women’s Leadership School of the Bronx began as usual on a recent January morning.

Student demand for computer science courses is outstripping the supply of professors, creating a student divide of computing haves and have-nots.

The Computer Science For All initiative would help expand K-12 computer science classes.

Computer coding classes: Many educators want to turn coding into a new kind of literacy — a fundamental applied skill, a mode of inquiry and expression — that everybody should know.