Learn how to code computer programs, how to design algorithms that make computers more efficient, and discover what a career in computing could look like.

Learn how to program drawings, animations, and games using JavaScript and the Processing library, and explore the technologies behind the web as you design webpages with HTML and CSS.

Programming is the process of creating a set of instructions that tell a computer how to perform a task. We can program using a variety of computer programming languages, such as JavaScript, Python, …

The Hour of Code is a global movement by Computer Science Education Week and Code.org reaching tens of millions of students in 180+ countries through a one-hour introduction to computer science …

In this course, we'll be teaching the concepts of the JavaScript programming language and the cool functions you can use with it in the ProcessingJS library. Before you dig in, here's a brief tour of how …

Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a …

Intro to CSS Learn how to style your webpage with basic CSS rules. Select based on element, class, or ID, and change the colors of your page.

Take a look at some amazing computer programming projects created by Khan users from around the world! See a program that inspires you? Be sure to vote it up, ask a question or make your very own …

We've partnered with Dartmouth college professors Tom Cormen and Devin Balkcom to teach introductory computer science algorithms, including searching, sorting, recursion, and graph theory.

Dig into the fundamentals of programming, including variables, strings, procedures, Boolean logic, randomness, and repetition. Explore examples in common programming languages like JavaScript, …