What is the Hour of Code?

The Hour of Code is a free introduction to computer science through fun activities and videos for learners of all skill levels. This year's celebration of both coding and AI is supported by over 400 partners, 20,000 educators, and 58,000 volunteers.

1,723,495,456

Hours of Code Served

A global movement in 180+ countries.

28,438 events registered so far in 2023, 267 in Brazil.

See a full list of Hour of Code events here.

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

Register your Hour of Code

Hour of Code Highlights

Prime Minister Justin Trudeau codes a game

Canadian Prime Minister Justin Trudeau coded a simple game featuring his favorite sport.

Watch the video

Brooklyn beats Chicago

After an epic battle, 80% of Brooklyn schools did the Hour of Code vs. 60% in Chicago. Not bad!

Read more

Push yourself

Champions and gold medalists Serena Williams, Neymar Jr, Carmelo Anthony and more inspire students to push themselves.

Watch the video

Nobel Peace Prize winner Malala

"Every girl deserves to take part in creating the technology that'll change our world, and change who runs it."

Watch the video
See more highlights
Students are learning in over 45 languages
Over 100M students have tried an Hour of Code
Female students make up 50% of Hour of Code participants
Host an Hour of Code Try activities

The Hour of Code is organized by Code.org.