So yesterday was a bit of a breakthrough. After only a year of trying, I made some things with my 3D printer. The first (above) is a mount for the electronics. I found out that the reason I was only getting half-prints like this:
Was because the connections on the RAMPs shield were moving around too much.
Then I made this:
It’s a waving octopus from Thingiverse. With his head caved in because I didn’t use enough infill, I think. Also, I think the extruder temperature is a bit too high, and the extruder itself was set a little low and melted some of the layers at the top.