Welding practice, practice and.. i've already said practice?

I'm working on welding task! not easy...but i'm improving every time. I started with easy things passing gradually on those difficult. What i'm learning?...we need some practice before start building!

Here i've just melted steel whithout add material to see how my welder work!

Adding material!

Tack weld... note the affected area by heat.

First round weld... my second was worst!