Third-party online courses
Browse online courses that help students grow their computer science skills—whether they’re getting started or diving deeper into topics they love.
Find an online CS course
Extend your learning with these online courses. Learn Python, JavaScript, and other programming languages. Learn about artificial intelligence (AI), robotics, and data science. The options below feature both beginner and advanced courses.
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Free online courses
University Students
Stanford Online: Computer Science 101
CS101 is a self-paced course that teaches the essential ideas of Computer Science for a zero-prior-experience audience. In CS101, participants play and experiment with short bits of "computer code" to bring to life the power and limitations of computers.
University Students
Udacity: Introduction to Python Programming
Learn the fundamentals of the Python programming language, along with programming best practices. You’ll learn to represent and store data using Python data types and variables, and use conditionals and loops to control the flow of your programs.
University Students
Harvard CS50
CS50 is Harvard's introduction to the intellectual enterprises of computer science and the art of programming. Topics include abstraction, algorithms, data structures, encapsulation, resource management, security, software engineering, and web development.
Middle School and Up
Khan Academy Programming Courses
Learn programming languages like HTML, JavaScript and SQL. Make drawings, animations and webpages, and learn how to query and manage data.
High School and Up
The Odin Project
The Odin Project provides a free open source coding curriculum that can be taken entirely online. Learn the foundations of web development, including HTML, CSS, JavaScript, and Ruby.
Middle School and Up
W3 Schools
Learn almost any programming language with W3 Schools' free, easy tutorials.
Other courses and online learning resources
High School and Up
Codecademy
Codecademy is an interactive learning platform used by tens of millions of students around the world. Our "Welcome to Codecademy" course is a great way to learn the basics of computer science using JavaScript.
Grades 2-12
Create & Learn
Live online computer science courses. Topics include coding, AI, data science, robotics, smart devices, coding for mobile, and digital design.
High School and Up
LinkedIn: Developer Training and Tools
Learn how to code, create, and build web applications, from the foundations of object-oriented programming in C and C++, to how to write Java.
High School and Up
Educative.io
Hands-on, text-based courses that help you expand your skills in half the time, without the hassle of setup or lengthy videos.
Grades 5-12
EduCode Academy
Coding courses for kids, featuring real code, animated video micro-lessons, and gamified, relatable, real-world projects. Four learning paths are available: JavaScript Programming, Game Development, Web Development, and Data Science.
High School and Up
Outlier.org: Computer Science I
In this groundbreaking, cinematic course taught by world-class instructors, you’ll learn about essential concepts in the Java programming language, and apply them as you analyze, write, and test real code.
High School and Up
Udemy: Programming Courses
Whether you've never seen a line of code or you code for a living, Udemy has a course for you, taught by professional instructors.
Additional resources
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Curriculum Catalog
Comprehensive curriculum offerings for every grade and experience level featuring robust structured and self-paced learning options.
Video Library
Explore our large library of engaging and informative videos to learn about key computer science concepts on a broad range of topics.
Hour of Code
Looking for more short-form activities and resources for all age levels? Explore our large library of Hour of Code activities and tutorials!