[8-key Beginner Level]
You are aiming to press the correct key when they get to the red line.
The keys are: S, X, D, C, F, V, G, B
To get best opening quality start the game twice. This game may not work well if your device is slow.
If the numbers are blinking or layering over themselves, go to the "number4" sprite and look at the comment.
If you're new to this kind of game, I recommend:
This project:
https://scratch.mit.edu/projects/2091455/
This website: bemuse.ninja