Press Green Flag to start. See if you can make him move. Then make his legs move. Now make him move a certain number of times. How about forever? Extension: (Very hard) Try to make him controlled by the arrow keys.
This is to teach @HughieCool to program. It's not cheating if you copy some of my code to do the task. In fact, it is recommended! You might want to take notes of what Scratch Cat tells you.