Ben Eater have nice videos on youtube https://www.youtube.com/c/BenEater/videos https://www.youtube.com/c/BenEater/videos There is a good https://nandgame.com/

Ben Eater have nice videos on youtube https://www.youtube.com/c/BenEater/videos https://www.youtube.com/c/BenEater/videos There is a good https://nandgame.com/ https://nandgame.com/ You may want to use some simulating software like a verilog interpreters or logic simulators. I do not know a good one, I'm not a specialist it that stuff. And... If you have a couple of months to waste... You can try Factorio.