[oxplot]

Some interesting electronics examples I found on youtube:

https://www.youtube.com/watch?v=TbSmrjmP85Q

https://www.youtube.com/watch?v=e0zHiVw-c7k

https://www.youtube.com/watch?v=h4eHgnLFk9k

[goomanhimer]

I actually made a bi-propellant rocket engine in this sim, though I had to use a lua script to get the hydrogen to be in liquid form it works surprisingly well. https://twitter.com/Goomanhimer/status/694048595041976320

[agumonkey]

the 3rd one, microcomputer, is pretty amazing.