What is the Hour of Code?

The Hour of Code is a worldwide movement that aims to introduce millions of students to computer science through one-hour coding activities. Through Hour of Code, we aim to demystify coding and show that anyone can learn the basics, inspiring future interest in computer science.

Host an Hour of Code

Your class or school can join millions around the world doing the Hour of Code! Registration for the annual Computer Science Education Week celebration begins in September. Though, Hour of Code is available year-round. Register today!

Register your event

All the resources you need for your Hour of Code

Bringing Hour of Code to your classroom or school is easy! Follow our step-by-step guides for preparing for, running, and celebrating your event. Check out our resources for everything you'll need!

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Hour of Code is a global movement

When you participate in the Hour of Code, you join a movement of millions across the globe.

1.8B

Hours of Code served

180+

Countries with Hour of Code

Host an Hour of Code Try activities

The Hour of Code is organized by Code.org.