How a computer outputs information depends on what the computer is designed to do. A computer display can show texts, photos, videos, or interactive games, even virtual reality.

Microsoft founder Bill Gates gives a quick overview of the entire How Computers Work series.

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.

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, …

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.

Smart fabric designer Madison Maxey and founder and maker Danielle Applestone explain the different components that allow computers to input, store, process, and output information.

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 …

Learn programming on Khan Academy with interactive lessons and exercises for beginners in computer science and coding.

Each computer receives input from a variety of devices, processes that data with the CPU and memory, and sends results to some form of output. This diagram visualizes that flow: In the next video from …

Explore advanced computer science topics from algorithms (how we solve common computing problems and measure our solutions' efficiency), to cryptography (how we protect secret information), to …