Harvard's free programming classes teach you how to think, debug, and adapt in an AI-driven world where knowing code matters more than ever.

Behind every piece of technology is the code that makes it work. From Feb. 20-22, 2026, middle and high school students will ...

Functional programming is a hot topic. The 2021 Developer Survey from Stack Overflow ranked functional languages among the most loved. Popular JavaScript libraries like React and Angular let you use ...