Click the button on the screen which will change from green, yellow and rarely red. But be mindful of what you are doing, don't touch the button when it turns red!
Don't touch red and share your scores! EDIT- 20/09/2021- High Score of 52 by @GR6Dean 21/09/2021- A new high score of 98 by @AG_484 To visit more of my projects, go to GameHub studios- https://scratch.mit.edu/studios/30242284 Enjoy!