Its a pong game so use your mouse to move it and I think you can only do it on a laptop and you trie and catch the ball if you hit the red line you need to start again there's different levels. Be nice in the chat and nothing personal or inappropriate.
If you know Zoe or also known as Zinnea she's from the scratch team and she make a video and I copied it. If Zoe reads it Thank you any other members of the scratch team please tell her!