Your browser is not supported. Please upgrade your browser to
one of our supported browsers
. You can try viewing the page, but expect functionality to be broken.
App Lab works best on a desktop or laptop computer with a mouse and keyboard. You may experience issues using this tool on your current device.
Game Lab works best on a desktop or laptop computer with a mouse and keyboard. You may experience issues using this tool on your current device.
Unfortunately, we're currently experiencing issues with loading Web Lab on this browser. You may want to use a different browser until this is resolved. Sorry for the inconvenience.
You may experience issues using Web Lab in Private Browsing mode. Please reload your project in normal mode. Sorry for the inconvenience.
Lesson 5: Maze: Debugging
Help and support
Hour of Code
Partner with Us
Inspire a Student
Tools and Videos
No video? Show notes.
Your teacher didn't expect you to be here. Please ask your teacher which lesson you should be on.
Go to unit overview
See these videos and hints
This is taking longer than usual...
Try reloading the page