This is CS50x , Harvard University's introduction to the intellectual enterprises of computer science and the art of programming for majors and non-majors alike, with or without prior programming experience.

This textbook will introduce you to the exciting and complex world of computer science. In this chapter, you’ll review the history of computer science, learn about its use in different fields, and explore how …

Learn the essential ideas of Computer Science, this course demystifies and brings those patterns to life, which is useful for anyone using computers today.

By addressing a broad learner audience—ranging from computer science majors to non-majors—the book offers a thorough introduction to computational thinking and its applications across multiple …

Mar 2, 2026 · This course covers the same materials as an introductory class for undergraduate computer science majors. Its curriculum, which includes software, hardware and algorithms, …

This MOOC provides you with the foundational skill set required to write computer programs. If you are interested in learning how to write interactive, graphical programs from an introductory level in a real …

This is CS50x , Harvard University's introduction to the intellectual enterprises of computer science and the art of programming for majors and non-majors alike, with or without prior programming experience.

Dec 25, 2025 · This Computer Fundamentals Tutorial covers everything from basic to advanced concepts, including computer hardware, software, operating systems, peripherals, etc.

We'll teach you the basics of programming and computer science. Then you can and will change the world. Ready to go? Start here.

This page will help you begin to learn programming and computer science, with some suggested introductory courses on OCW.