My first tutorial! I'm so happy! Press enter to go to the next slide. It's actually very easy to do this once you know how! Please don't advertise. Please tell me in the comments if this tutorial was helpful.
Credit to @abcironman for his special key detector project, I took the script from there. @abcironman got the script from @griffpatch. Here's the project: https://scratch.mit.edu/projects/466797462