Learn to code, one small step at a time.

Short, hands-on lessons that run right in your browser. No sign-up, no downloads — pick your age group and start.

Ages 5–8

Robot Paths

Put arrow blocks in order to guide a robot to the star. Learn sequences, loops and debugging.

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Ages 9–12

Draw with Code

Write real JavaScript to steer a drawing turtle. Make lines, shapes and patterns.

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Teens 13+

Build for the Web

Write HTML, CSS and JavaScript with a live preview. Learn how real websites work.

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For parents and teachers

How the lessons work, what kids learn, and our privacy approach.

Read the guide